1619 patents
Page 8 of 81
Utility
Heater and Heating Member
28 Sep 23
A heater includes: a first cordierite substrate; a glass portion provided on the first cordierite substrate; and an electrically heating portion embedded in the glass portion, wherein the glass portion comprises MgO, Al2O3 and SiO2.
Yukio MIYAIRI, Masaaki MASUDA, Koji KUZUTANI, Shinzou HAYASHI
Filed: 17 Nov 22
Utility
Gas Sensor Element
28 Sep 23
A gas sensor element includes a heating portion and a ceramic layer.
Yuma TANABE, Yuki KAJITA
Filed: 21 Mar 23
Utility
Euv Transmissive Film
28 Sep 23
There is provided an EUV transmissive membrane having an EUV transmittance of 80.0% or more at a wavelength of 13.5 nm and including a main layer having an IR emissivity of 2.0% or more at a wavelength of 2 µm and a protective layer that covers at least one side of the main layer and has an IR transmittance of 70% or more at a wavelength of 2 µm.
Toshikatsu KASHIWAYA, Atsuo KONDO, Hiroki CHAEN, Takashi TANIMURA, Naoki GORIKI
Filed: 2 May 23
Utility
Gas Sensor
28 Sep 23
A gas sensor includes a sensor element, at least one powder compact, and at least one dense body.
Keita KAYANO, Akari YAMADA, Yuta MURAKAMI
Filed: 21 Mar 23
Utility
Gas Sensor
28 Sep 23
A gas sensor includes: a laminate formed of a plurality of layers including at least one layer of a solid electrolyte; a reference gas chamber formed in the laminate and containing a reference gas; and a reference electrode partially exposed in the reference gas chamber.
Yusuke WATANABE, Shotaro NIIZUMA, Toshihiro HIRAKAWA, Hayami AOTA
Filed: 24 Apr 23
Utility
Gas Sensor
28 Sep 23
A gas sensor includes a sensor element and a control device.
Takayuki SEKIYA, Yusuke WATANABE
Filed: 21 Mar 23
Utility
Joining material and silicon carbide based honeycomb structure
26 Sep 23
A joining material used for joining side surfaces of a plurality of silicon carbide-based honeycomb segments to each other to produce a silicon carbide-based honeycomb structure.
Keisuke Kimura
Filed: 27 Feb 20
Utility
Ceramic heater, sensor element, and gas sensor
26 Sep 23
A heater section includes a plate-like ceramic body (a first substrate layer 1, a second substrate layer 2, and a third substrate layer 3) having a longitudinal direction (front-rear direction) and a short-length direction (left-right direction), and a heater 72 disposed within the plate-like ceramic body and including a lead section 79 and a heating section 76 connected to the lead section 79.
Yusuke Watanabe, Takao Murase, Masashi Yasui
Filed: 18 Nov 19
Utility
Composite Sintered Body, Honeycomb Structure, Electrically Heating Catalyst, and Method of Manufacturing Composite Sintered Body
21 Sep 23
A composite sintered body contains a silicon phase, a cordierite phase, and a high-resistance silicon carbide phase.
Kazuya HOSODA, Kyohei ATSUJI, Kisuke YAMAMOTO, Takahiro TOMITA
Filed: 1 Feb 23
Utility
Method and Device for Producing Honeycomb Structure
21 Sep 23
A method for producing a honeycomb structure includes: a step of adjusting a penetration depth of a processing tool from an outer peripheral surface of a honeycomb structure base body having the honeycomb structure portion to a radially inward direction; and a step of forming at least one slit in the honeycomb structure base body according to the adjusted penetration depth, and wherein the penetration depth is adjusted by measuring a wall thickness of the outer peripheral wall of the honeycomb structure base body and then adding a predetermined value to the wall thickness.
Ryuki SUZUKI
Filed: 7 Mar 23
Utility
Heat Conductive Member and Heat Exchanger
21 Sep 23
A heat conductive member includes a honeycomb structure including: an outer peripheral wall; and a plurality of partition walls arranged on an inner side of the outer 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.
Yutaro FUMOTO, Tatsuya AKAHANI, Takeshi SAKUMA
Filed: 27 Dec 22
Utility
Gas Sensor
21 Sep 23
A casing of a gas sensor having a reference gas space therein includes: an outer tube into which an end portion of a sensor element protrudes; and a seal member fit into an end portion of the outer tube to seal the reference gas space, the sensor element includes: a first electrode lead portion including a first electrode lead to electrically connect an outside and at least one out-of-space pump electrode and a first lead insulating layer covering the first electrode lead; and a second electrode lead portion including a second electrode lead that can electrically connect the outside and a measurement electrode and a second lead insulating layer covering the second electrode lead, and A/B<1.00, where A (cm−1) is diffusion resistance of the first electrode lead portion, B (cm−1) is diffusion resistance of the second electrode lead portion.
Yusuke WATANABE, Taku OKAMOTO
Filed: 14 Mar 23
Utility
Member for Semiconductor Manufacturing Apparatus
21 Sep 23
A member for semiconductor manufacturing apparatus includes: a ceramic plate having a wafer placement surface on its upper surface; and a porous plug that is disposed in a plug insertion hole penetrating the ceramic plate in a up-down direction, and allows a gas to flow, wherein the porous plug has a first porous member exposed to the wafer placement surface, and a second porous member having an upper surface covered by the first porous member, the first porous member is higher in purity and smaller in thickness than the second porous member, and the second porous member is higher in porosity than the first porous member.
Seiya INOUE, Tatsuya KUNO, Tomoki NAGAE, Yusuke OGISO, Takuya YOTO
Filed: 4 Nov 22
Utility
METHOD OF MANUFACTURING Si-SiC-BASED COMPOSITE STRUCTURE
21 Sep 23
Provided is a method of manufacturing a Si—SiC-based composite structure capable of improving the manufacturing efficiency of the Si—SiC-based composite structure.
Sora GOTO, Shuhei KUNO, Daisuke KIMURA, Hiroomi MATSUBA
Filed: 8 Feb 23
Utility
Ceramic Material Having High Resistivity and High Corrosion Resistance, and Wafer Placement Table
21 Sep 23
A ceramic material that has a high resistivity and high corrosion resistance according to the present invention contains magnesium-aluminum oxynitride and has a carbon content of 0.005 to 0.275 mass %.
Akiyoshi HATTORI, Koji UEDA, Hitoshi NISHIO, Tomohisa MIZOGUCHI
Filed: 15 Feb 23
Utility
Positive Electrode Active Material and Lithium-ion Secondary Battery
21 Sep 23
There is provided a positive electrode active material containing a lithium composite oxide having a layered rock salt structure containing Li, Ni, Co and Mn, and further containing at least one additive selected from Li3BO3, Li3PO4 and Li2SO4.
Tsutomu NISHIZAKI, Mizuki HIROSE, Yoshimasa KOBAYASHI, Yuji KATSUDA
Filed: 25 May 23
Utility
Honeycomb filter
19 Sep 23
A honeycomb filter includes a pillar-shaped honeycomb structure body having a porous partition wall disposed to surround a plurality of cells and a plugging portion, wherein the partition wall is composed of a material containing cordierite as a main component thereof, porosity of the partition wall measured by a mercury press-in method is 60 to 68%, an average pore diameter of the partition wall measured by a mercury press-in method is 8 to 12 and in a pore diameter distribution which indicates a cumulative pore volume of the partition wall measured by a mercury press-in method, with a pore diameter (μm) on an abscissa axis and a log differential pore volume (cm3/g) on an ordinate axis, a first peak that includes a maximum value of the log differential pore volume has a pore diameter value of 10 μm or less, the pore diameter value corresponding to a ⅓ value width of the maximum value.
Fumihiko Yoshioka, Yuji Sasaki, Kimiko Kishine, Sachiko Ishida, Kyohei Kato
Filed: 18 Jan 21
Utility
Honeycomb structure
19 Sep 23
A honeycomb structure includes a pillar-shaped honeycomb structure body having a porous partition wall disposed to surround a plurality of cells, wherein a major component of the partition wall is cordierite, a porosity of the partition wall is 45 to 55%, an average pore diameter of the partition wall is 8 to 19 μm, a cumulative pore volume of the partition wall is such that a pore volume ratio of the pores having a pore diameter larger than a thickness of the partition wall relative to an overall pore volume of the partition wall is 3.0% or less, and a pore volume ratio of the pores having a pore diameter of 10 μm or less relative to the overall pore volume of the partition wall is 30% or more, and a pore diameter distribution of the partition wall is a unimodal distribution, or a multimodal distribution.
Yudai Kurimoto, Shogo Hirose
Filed: 10 Aug 20
Utility
Beryllium copper alloy bonded body and production method therefor
19 Sep 23
Provided is a beryllium copper alloy bonded body including a first member made of a beryllium copper alloy and a second member made of a beryllium copper alloy, wherein the first member and the second member are bonded to each other via the nickel layer having a thickness of 8 μm or less.
Takahiro Ishikawa, Takenori Ichigi, Tsutomu Otaki
Filed: 28 Dec 21
Utility
Method for manufacturing pillar-shaped honeycomb structure filter
19 Sep 23
A method for manufacturing a pillar-shaped honeycomb structure filter including preparing a pillar-shaped honeycomb structure having a plurality of first cells and a plurality of second cells that are alternately arranged adjacent to each other with a porous partition wall interposed therebetween; adhering ceramic particles containing 50% by mass or more in total of one or two selected from SiC and SiN to a surface of the first cells; and performing a heat-oxidation treatment on the pillar-shaped honeycomb structure in which the ceramic particles are adhered to the surface of the first cells to form a porous film comprised of the ceramic particles having an oxide film thereon so as to satisfy: (1) 0.05≤T≤0.5; (2) 0.05≤T/D50; and (3) 4≤{(W1−W0)/W0×100}/D50.
Koichi Sendo
Filed: 20 Jan 21