1619 patents
Page 26 of 81
Utility
Particulate filter and canning structure
23 Aug 22
A particulate filter, including: a pillar-shaped honeycomb structure portion having a plurality of first cells extending from a first end face to a second end face, the first end face being open and the second end face being plugged, and a plurality of second cells extending from the first end face to the second end face, the first end face being plugged and the second end face being open, in which the first cells and the second cells are alternately arranged adjacent to each other with porous partition walls interposed therebetween; and a low thermal conductive layer covering a part or the whole of an outer peripheral side surface of the pillar-shaped honeycomb structure portion, the thermal conductivity in a thickness direction of the low thermal conductive layer being 0.6 W/(m·K) or less.
Yukio Miyairi, Takahiro Tomita, Megumi Fujisaki
Filed: 9 Mar 20
Utility
Electric heating type support, exhaust gas purifying device, and method for producing electric heating type support
23 Aug 22
An electric heating type support includes: a pillar shaped honeycomb structure being configured to a ceramic, including: an outer peripheral wall; and partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells, each of the cells extending from one end face to other end face to form a flow path; at least one electrode layer disposed on a surface of the outer peripheral wall of the pillar shaped honeycomb structure; and at least one electrode connecting portion provided on the at least one electrode layer, the at least one electrode connecting portion being connectable to a metal connector.
Yoshiyuki Kasai, Hironori Takahashi, Yukiharu Morita
Filed: 5 Jun 20
Utility
Method and apparatus for identifying valid or invalid flow path
23 Aug 22
Method of identifying a valid flow path includes: performing fluid analysis of a porous body, which is ought to have inflow surface and outflow surface, based on structure data representing a 3-dimentional structure of the porous body to generate data indicating at least a pressure distribution of a fluid in a flow path in the porous body; and identifying a valid flow path that allows the fluid to flow from the inflow surface to the outflow surface based on a gradient of pressure values along a flow direction of the fluid in the flow path.
Shingo Sokawa, Yuki Oka
Filed: 30 Sep 20
Utility
Semiconductor manufacturing apparatus member and method for manufacturing the same
23 Aug 22
A semiconductor manufacturing apparatus member in which an insulating electrostatic chuck having a wafer placement surface and provided with a narrow hole and a conductive cooling plate provided with a gas supply hole are bonded together, the member includes a plug chamber composed of at least one of an electrostatic chuck side recess and a cooling plate side recess, a porous insulating air permeable plug disposed in the plug chamber, an annular dense layer provided on the surface of the air permeable plug so as to separate the surface of the air permeable plug into a narrow hole side surface and a gas supply hole side surface and an adhesive layer filled between the dense layer and the wall surface of the plug chamber.
Hideaki Takasaki
Filed: 23 Apr 19
Utility
Lithium secondary battery and card with built-in battery
23 Aug 22
Provided is a lithium secondary battery including: a positive electrode plate being a lithium complex oxide sintered plate; a negative electrode layer; a separator; a positive electrode current collector foil; a negative electrode current collector foil; an electrolytic solution; a pair of exterior films having outer peripheral edges sealed with each other to form an internal space that accommodates the battery elements; a positive electrode tab terminal; and a negative electrode tab terminal, wherein the inner peripheral edge of the sealed part of the exterior films and the outer peripheral edge of the positive electrode plate are apart from each other at a distance Wp of 2.0 to 4.0 mm on the side on which the positive electrode tab terminal is sealed, and the electrolytic solution has a volume of 1.05 to 1.25 times the total void volume of the positive electrode plate, the separator, and the negative electrode layer.
Chiori Suzuki, Yuki Fujita, Haruo Otsuka
Filed: 12 Jun 20
Utility
Plugged Honeycomb Structure
18 Aug 22
A plugged honeycomb structure includes a honeycomb structure body having a porous partition wall disposed to surround a plurality of cells; and a plugging portion disposed at one end of the cells, wherein, in a section orthogonal to the extending direction of the cell, the cells each have a shape that is polygon, and one of the inflow cells and another are adjacent to each other with the partition wall therebetween, and in the section orthogonal to the extending direction of the cell, a total area of the inflow cell is larger than a total area of the outflow cell, a porosity of the partition wall is 38% or more, a thickness of the partition wall is 125 μm or more and 280 μm or less, a cell density of the honeycomb structure body is 31.0 cells/cm2 or more, and an air-permeability resistance of the partition wall is 4.5×107Pa·s/m2 or less.
Makoto TERANISHI, Tadato ITO, Ken ITADU, Kana SAKAMOTO
Filed: 3 Nov 21
Utility
Method for Producing Honeycomb Structure and Method for Producing Electrically Heating Support
18 Aug 22
A method for producing a honeycomb structure includes: a forming step of extruding a forming raw material containing a ceramic raw material mainly based on silicon carbide and metal silicon to obtain a honeycomb formed body, the honeycomb formed body comprising: an outer peripheral wall; and partition walls; a drying step of drying the honeycomb formed body to obtain a honeycomb dried body; and a firing step of firing the honeycomb dried body to obtain a honeycomb fired body.
Masahiro TOKUDA, Takashi NORO
Filed: 17 Dec 21
Utility
Method for Producing Honeycomb Structure and Method for Producing Electrically Heating Support
18 Aug 22
A method for producing a honeycomb structure includes: a forming step of extruding a forming raw material containing a ceramic raw material to obtain a honeycomb formed body, the honeycomb formed body including: an outer peripheral wall; and partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells, each of the plurality of cells extending from one end face to the other end face to form a flow passage; a drying step of drying the honeycomb formed body to obtain a honeycomb dried body; and a firing step of firing the honeycomb dried body to obtain a honeycomb fired body.
Rina YOKOI, Masahiro TOKUDA, Hironori SUZUKI
Filed: 23 Dec 21
Utility
Sensor Element of Gas Sensor and Method for Forming Protective Layer of Sensor Element
18 Aug 22
A sensor element includes: an element base which has a gas inlet in one end portion thereof and into which a measurement gas is introduced through the gas inlet; and a leading-end protective layer disposed around an outer periphery of the element base in a predetermined range from the one end portion, having a laminated structure of: an inner layer having coarse voids with a size of 1 μm or more in a matrix region having a framework structure formed by porous pieces each having fine pores with a pore diameter of 10 nm or more and less than 1 μm; and an outer layer disposed to cover the inner leading-end protective layer, and having a lower porosity than the inner layer, and the inner layer has: an overall porosity of 40% or more and 90% or less; and a coarse porosity of 1% or more and 55% or less.
Yusuke OGISO, Yoshimasa KONDO, Katsunao UENISHI
Filed: 4 May 22
Utility
Sensor element
16 Aug 22
A sensor element includes: an element base including: a ceramic body made of an oxygen-ion conductive solid electrolyte, and having a gas inlet at one end portion thereof; at least two internal chambers located inside the ceramic body, and communicating with the gas inlet under predetermined diffusion resistance; an electrochemical pump cell including an electrode located on an outer surface of the ceramic body, an electrode facing the internal chambers, and solid electrolytes located therebetween; and a heater buried in the ceramic body; and a porous leading-end protective layer surrounding a first range at least including a part from a leading end surface to two internal chambers close to the gas inlet of the element base.
Yusuke Watanabe, Mika Kai, Ryo Onishi, Saki Suzuki
Filed: 26 Jul 19
Utility
Sensor Element
11 Aug 22
A sensor element comprises an element body and a porous protective layer covering a surface of the element body.
Mika TAKEUCHI, Megumi FUJISAKI, Kosuke UJIHARA, Takahiro TOMITA
Filed: 29 Apr 22
Utility
Wafer Support Table
11 Aug 22
A wafer support table includes a ceramic base having a wafer placement surface, and a plurality of heaters embedded in the ceramic base.
Ryohei MATSUSHITA, Yuji AKATSUKA
Filed: 18 Jan 22
Utility
Heat Exchange Member, Heat Exchanger and Heat Conductive Member
11 Aug 22
A heat exchange member includes: a honeycomb structure including: an outer peripheral wall; an inner peripheral wall; and partition walls arranged between the outer peripheral wall and the inner peripheral wall, the partition walls defining a plurality of cells, each of the cells extending from a first end face to a second end face to form a flow path for a first fluid; and a covering member for covering an outer peripheral surface of the outer peripheral wall.
Daisuke KIMURA, Tatsuo KAWAGUCHI
Filed: 1 Nov 21
Utility
Ceramic Heater
11 Aug 22
A ceramic heater includes an inner-peripheral-side resistance heating element embedded in an inner-peripheral-side region of a ceramic base, an outer-peripheral-side resistance heating element embedded in an outer-peripheral-side region of the ceramic base, outer-peripheral-side power supply terminals supplying electric power to the outer-peripheral-side resistance heating element, and jumpers made of metal meshes and connecting the outer-peripheral-side resistance heating element and the outer-peripheral-side power supply terminals.
Masaki ISHIKAWA, Yuji AKATSUKA
Filed: 22 Oct 21
Utility
Scraping device for joining material and method for manufacturing segment joint body
9 Aug 22
A scraping device for undried joining material protruding from a segment joint body in which side surfaces of a plurality of pillar-shaped honeycomb structure segments are joined via the undried joining material, the segment joint body having an outer peripheral side surface, a first honeycomb-shaped end surface, and a second honeycomb-shaped end surface located on an opposite side of the first honeycomb-shaped end surface, the scraping device includes a stand for placing the segment joint body; a controller; and a scraping robot comprising at least one scraping spatula configured to be movable in at least one scraping direction along at least one surface of the outer peripheral side surface, the first honeycomb-shaped end surface, and the second honeycomb-shaped end surface while being pressed against the at least one surface.
Daiki Nanya, Jun Inoue
Filed: 18 Dec 20
Utility
Gas sensor system
9 Aug 22
A gas sensor system is equipped with a first gas detection unit, and a second gas detection unit.
Yuichiro Kondo
Filed: 26 Mar 21
Utility
Joint and elastic wave element
9 Aug 22
A bonded body includes a supporting substrate composed of a polycrystalline ceramic material or monocrystalline material, a piezoelectric single crystal substrate and a bonding layer provided between the supporting substrate and piezoelectric single crystal substrate.
Masashi Goto, Yudai Uno, Tomoyoshi Tai
Filed: 25 Sep 20
Utility
Atomic beam generator, bonding apparatus, surface modification method, and bonding method
9 Aug 22
An atomic beam generator includes a cathode constituted as a housing having an emission surface provided with an irradiation port through which an atomic beam is emissive; an anode disposed inside the cathode to generate plasma between the cathode and the anode; and a magnetic field generating unit including a first magnetic field generating unit that generates a first magnetic field and a second magnetic field generating unit that generates a second magnetic field, and guiding positive ions produced in the cathode to the emission surface by generating, in the cathode, the first magnetic field and the second magnetic field both parallel to the emission surface such that a magnetic field direction is leftward in the first magnetic field and is rightward in the second magnetic field when viewed from an emission surface side on condition of the first magnetic field being positioned above the second magnetic field.
Seiichi Hata, Junpei Sakurai, Yuuki Hirai, Hiroyuki Tsuji, Takayoshi Akao, Tomoki Nagae, Tomonori Takahashi
Filed: 16 Oct 20
Utility
Semiconductor-manufacturing Apparatus Member and Plug
4 Aug 22
A semiconductor-manufacturing apparatus member includes a ceramic plate having an upper surface serving as a wafer placement surface, a plug disposed in an undersurface of the ceramic plate and including a dense body and a gas flow channel that extends through the body in a thickness direction of the body while winding, a gas outlet port that extends through the ceramic plate in a thickness direction of the ceramic plate to be connected to an upper portion of the gas flow channel, and a metal cooling plate joined to the undersurface of the ceramic plate, and including a gas supply channel through which gas is supplied from a lower portion of the gas flow channel.
Masaki ISHIKAWA, Yasuho AOKI
Filed: 6 Dec 21
Utility
Semiconductor Film
4 Aug 22
Provided is an α-Ga2O3 based semiconductor film having a crystal having a corundum-type crystal structure composed of α-Ga2O3 or an α-Ga2O3 solid solution as a main phase.
Jun YOSHIKAWA, Morimichi WATANABE, Hiroshi FUKUI
Filed: 9 Feb 22