1619 patents
Page 18 of 81
Utility
Electrostatic Chuck
19 Jan 23
An electrostatic chuck includes: a disk-shaped ceramic plate having a wafer placement surface on a surface thereof; an electrostatic electrode embedded in the ceramic plate; and gas grooves that are divided in a plurality of zones when the ceramic plate is seen from above and each of which is independently provided in the wafer placement surface so as to extend from one to the other of a pair of gas supply/discharge openings for a corresponding one of the zones.
Tatsuya KUNO
Filed: 19 Sep 22
Utility
Group 13 element nitride layer, free-standing substrate and functional element
17 Jan 23
A layer of a crystal of a group 13 nitride selected from gallium nitride, aluminum nitride, indium nitride and the mixed crystals thereof has an upper surface and a bottom surface.
Takayuki Hirao, Hirokazu Nakanishi, Mikiya Ichimura, Takanao Shimodaira, Masahiro Sakai, Takashi Yoshino
Filed: 21 Feb 20
Utility
Reductant injecting device, exhaust gas processing device and exhaust gas processing method
17 Jan 23
A reductant injecting device, including: a honeycomb structure including: a pillar shaped honeycomb structure portion having partition wall that defines a plurality of cells each extending from a fluid inflow end face to a fluid outflow end face; and at least one pair of electrode portions arranged on a side surface of the honeycomb structure portion; an outer cylinder having an inlet side end portion and an outlet side end portion, the inlet side end portion comprising a carrier gas introduction port being configured to introduce a carrier gas, the outlet side end portion comprising an injection port being configured to inject ammonia; a urea sprayer arranged at one end of the outer cylinder; and a spray direction switcher configured to be able to switch a spray direction of the aqueous urea solution.
Katsumi Saiki, Yukinari Shibagaki
Filed: 9 Apr 21
Utility
Heat exchanging member and heat exchanger
17 Jan 23
A heat exchanging member includes: a pillar shape honeycomb structure having an outer peripheral wall and partition walls extending through the honeycomb structure from a first end face to a second end face to define a plurality of cells forming a through channel of a first fluid, and a covering member for covering the outer peripheral wall of the honeycomb structure.
Tatsuo Kawaguchi, Daisuke Kimura
Filed: 21 Dec 18
Utility
Dense composite material, method for producing the same, joined body, and member for semiconductor manufacturing device
10 Jan 23
According to the present invention, a dense composite material includes titanium silicide in an amount of 43 to 63 mass %; silicon carbide in an amount less than the mass percentage of the titanium silicide; and titanium carbide in an amount less than the mass percentage of the titanium silicide.
Asumi Nagai, Noboru Nishimura, Hirofumi Yamaguchi
Filed: 20 Jan 21
Utility
Composite Substrate and Surface Acoustic Wave Element
5 Jan 23
A composite substrate includes: a piezoelectric layer; and a reflective layer arranged on a rear surface side of the piezoelectric layer, wherein the reflective layer includes a high-impedance layer and a low-impedance layer containing silicon oxide, and wherein a ratio of a region of first structures in the high-impedance layer is more than 70%.
Takeshi YAMAMOTO, Yudai UNO, Hiroyoshi INA, Keiichiro ASAI, Tomoyoshi TAI
Filed: 9 Sep 22
Utility
Manufacturing method of honeycomb structure
3 Jan 23
Makoto Nakajo, Toshihiro Fukui
Filed: 12 Mar 18
Utility
LDH separator and secondary zinc battery
3 Jan 23
Provided is a layered double hydroxide (LDH) separator capable of more effectively restraining short circuiting caused by zinc dendrites.
Sota Okochi, Shohei Yokoyama
Filed: 23 May 19
Utility
Zeolite Membrane Complex, Separation Apparatus, Separation Method and Method of Producing Zeolite Membrane Complex
29 Dec 22
A zeolite membrane complex includes a porous support, and a zeolite membrane formed on the support and composed of an 8-membered ring zeolite.
Kenichi NODA
Filed: 6 Sep 22
Utility
Honeycomb Structure, Exhaust Gas Purification Catalyst, and Exhaust Gas Purification System
29 Dec 22
A pillar shaped honeycomb structure for induction heating, the honeycomb structure being made of ceramics and including: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path, wherein a composite material containing a conductor and a non-conductor is provided in the cells in a region of 50% or less of the total length of the honeycomb structure from one end face, and wherein the conductor is a conductor that generates heat in response to a change in a magnetic field.
Shuichi ICHIKAWA, Takuya ISHIHARA, Yukio MIYAIRI, Masaaki MASUDA
Filed: 7 Sep 22
Utility
Honeycomb Structure and Electrically Heating Support
29 Dec 22
A honeycomb structure made of ceramics, wherein the honeycomb structure includes: a borosilicate; and silicon particles doped with at least one dopant, the dopant is a Group 13 element or a Group 15 element, the silicon particles have a dopant amount (A) of 1×1016 to 5×1020/cm3, and the honeycomb structure has a silicon particle content (B) of 30 to 80% by mass.
Makoto HAMAZAKI, Takayuki INOUE, Takashi NORO
Filed: 2 Sep 22
Utility
Electrically Heating Converter and Production Method for Electrically Heating Converter
29 Dec 22
Hironori TAKAHASHI, Masaaki NOZAKI
Filed: 31 Aug 22
Utility
Method for drying separation membrane and method for producing separation membrane structure
27 Dec 22
A drying method for a separation membrane includes supplying a gas for drying to the separation membrane so that a value obtained by dividing the difference between a maximum value and a minimum value of a flow rate of the gas for drying on a membrane surface of the separation membrane by the minimum value of the flow rate is less than or equal to 15%.
Kenichi Noda, Takeshi Hagio
Filed: 18 Apr 19
Utility
Zeolite membrane complex and method of producing zeolite membrane complex
27 Dec 22
A zeolite membrane complex comprises: a support; and a zeolite membrane formed on the support.
Kenichi Noda, Aya Miura, Ryotaro Yoshimura, Takeshi Hagio
Filed: 2 Mar 20
Utility
Honeycomb structure
27 Dec 22
A honeycomb structure includes a pillar-shaped honeycomb structure body having a porous partition wall defining a plurality of cells serving as fluid through channels extending from a first end face to a second end face, and having a circumferential wall disposed so as to encompass the circumference of the partition wall, wherein a thickness of the partition wall is 50 to 132 μm, a porosity of the partition wall is 40 to 55%, an open frontal area of pores on the surface of the partition wall per unit surface area of the partition wall is 10 to 15%, and a percentage (S0˜10/Sall×100%) of the ratio of an opening area S0˜10 of the pores having an opening diameter of 10 μm or less to a total opening area Sall of the pores opened to the surface of the partition wall is 90% or more.
Chika Goto, Shogo Hirose, Tsubasa Aoki
Filed: 22 Dec 21
Utility
Tubular member for exhaust gas treatment device and exhaust gas treatment device using the tubular member, and method of manufacturing tubular member for exhaust gas treatment device
27 Dec 22
A tubular member for an exhaust gas treatment device according to at least one embodiment of the present invention includes: a tubular main body made of a metal; and an insulating layer formed at least on an inner peripheral surface of the tubular main body.
Yukinari Shibagaki, Daichi Tanaka
Filed: 6 Dec 21
Utility
Sensor element and gas sensor
27 Dec 22
A sensor element includes an element body including an oxygen-ion-conductive solid electrolyte layer, the element body having a longitudinal direction, a measurement electrode disposed in the element body, a reference electrode disposed in the element body so as to come into contact with a reference gas, and a heater configured to heat the solid electrolyte layer.
Yusuke Watanabe, Shiho Iwai
Filed: 16 Mar 20
Utility
Chip component manufacturing method
27 Dec 22
Provided is a chip component manufacturing method which enables a plurality of chip pieces to be handled while being pasted to a sheet, and in which it is possible to apply at least a surface treatment to a plurality of chip pieces while being pasted to a sheet.
Isamu Oguma, Takatomo Ogata, Shigeru Funabashi, Hidetake Ota
Filed: 9 Mar 20
Utility
Honeycomb Filter
22 Dec 22
A honeycomb filter includes a pillar-shaped honeycomb substrate having a porous partition wall and a plugging portion provided so as to plug end at any one of the inflow end face side or the outflow end face side of the cell, wherein in a section orthogonal to the extending direction of the cell, the shape of the cell is hexagonal, the partition wall includes a first partition wall disposed between the inflow cell and the outflow cell and a second partition wall disposed between the inflow cells, and the first partition wall has a porous trapping layer on its surface for trapping particulate matter in exhaust gas, and the second partition wall has no trapping layer on its surface or has a trapping layer thinner than the trapping layer disposed on the surface of the first partition wall.
Takashi AOKI, Yasuyuki FURUTA, Takahiro HONDA, Koji KUZUTANI
Filed: 23 Mar 22
Utility
Inspection Device and Inspection Method for Pillar-shaped Honeycomb Filter
22 Dec 22
An inspection device for a pillar shaped honeycomb filter includes: a housing portion that can house a pillar shaped honeycomb filter; an introduction pipe and a discharge pipe through which a gas can flow, each of the introduction pipe and the discharge pipe being connected to the housing portion; a particle generation portion for generating particles; a particle introduction portion for introducing the particles generated by the particle generation portion into the introduction pipe; a gas stirring portion arranged in the introduction pipe on an upstream side of the particle introduction portion in a gas flow direction; and particle counters for measuring the number of particles, the particle counters being arranged in the introduction pipe and the discharge pipe on a downstream side of the particle introduction portion in the gas flow direction.
Yohei KAJIURA, Yuji WATANABE, Yoshihiro SATO, Yuichi TAJIMA
Filed: 9 Feb 22