1619 patents
Page 29 of 81
Utility
Fuel cell and cell stack device
5 Jul 22
A fuel cell includes a support substrate, at least one power generation element portion, at least one first gas channel, and at least one second gas channel.
Ryuhei Ohara, Hirofumi Kan, Makoto Ohmori
Filed: 7 Oct 19
Utility
Composite Substrate, Light Emitting Element, and Methods for Manufacturing Composite Substrate and Light Emitting Element
30 Jun 22
Provided are a light emitting device having a support layer having a surface with a three-dimensional shape, a light emitting functional layer formed on the surface with a three-dimensional shape of the support layer, and a translucent electrode layer provided on a side of the light emitting functional layer opposite to the support layer.
Masahiko Namerikawa, Takashi Yoshino, Yoshitaka Kuraoka, Masahiro Sakai
Filed: 21 Mar 22
Utility
Honeycomb Filter
30 Jun 22
A honeycomb filter includes a pillar-shaped honeycomb substrate having a porous partition wall disposed so as to surround a plurality of cells serving as a fluid through channel extending from a first end face to a second end face; and a plugging portion provided at an open end on the first end face side or the second end face side of each of the cells, wherein the partition wall constituting the honeycomb substrate is composed of a ceramic porous material, a ratio of a volume of pores having a pore diameter of 10 μm or less with respect to a total pore volume of the partition wall measured by a mercury press-in method is 85 to 95%, and an average pore diameter of the partition wall measured by the mercury press-in method is 4 to 10 μm.
Ayumi SUZUKI, Shu MURAOKA, Tetsuo TOYOSHIMA, Shinsuke SATO
Filed: 2 Dec 21
Utility
Phosphor Element and Lighting Device
30 Jun 22
A phosphor element includes: a phosphor part having an incident face for excitation light, an opposing face opposing the incident face, and a side face, the phosphor part converting at least a part of the excitation light incident onto the incident face into a fluorescence and emitting the fluorescence from the incident face; an integral low refractive index layer on the side face and opposing face of the phosphor part and having a refractive index lower than that of the phosphor part; and an integral reflection film covering a surface of the low refractive index layer.
Jungo KONDO, Naotake OKADA, Yuichi IWATA, Keiichiro ASAI, Yudai UNO
Filed: 18 Jan 22
Utility
Lithium Titanate Sintered Body Plate
23 Jun 22
Provided is a lithium titanate sintered plate having a structure in which a plurality of primary grains are bound together.
Yukinobu YURA, Shigeki OKADA
Filed: 9 Mar 22
Utility
Method for Producing Group 13 Element Nitride Crystal Layer, and Seed Crystal Substrate
23 Jun 22
It is provided a seed crystal layer, composed of a group 13 nitride crystal selected from gallium nitride, aluminum nitride, indium nitride or the mixed crystals thereof, on an alumina layer on a single crystal substrate.
Masahiro SAKAI, Takayuki HIRAO, Hirokazu NAKANISHI, Mikiya ICHIMURA, Takanao SHIMODAIRA, Takashi YOSHINO, Katsuhiro IMAI, Yoshitaka KURAOKA
Filed: 10 Mar 22
Utility
Honeycomb structure and method of producing honeycomb structure
21 Jun 22
A honeycomb structure has a plurality of cells formed by a plurality of partition walls.
Toru Hayase, Shinji Suzuki, Shinpei Oshima, Takahiro Tomita
Filed: 18 Mar 20
Utility
Porous material, honeycomb structure, and method of producing porous material
21 Jun 22
A porous material includes an aggregate, and a binding material that binds the aggregate together in a state where pores are formed.
Yunie Izumi, Takahiro Tomita
Filed: 12 Oct 17
Utility
Ceramic heater and manufacturing method for tubular shaft
21 Jun 22
A ceramic heater includes a ceramic plate having a wafer placement surface on which a wafer is to be placed, and incorporating a resistance heating element therein, and a ceramic tubular shaft having one end joined to a rear surface of the plate.
Yutaka Unno
Filed: 22 Aug 19
Utility
Semiconductor-manufacturing Apparatus Member and Method of Manufacturing the Same
16 Jun 22
A semiconductor-manufacturing apparatus member includes an upper plate that has a wafer placement surface having a concave shape or a convex shape, that contains an electrostatic electrode, and that is composed of ceramics; an intermediate plate that is joined to a surface of the upper plate opposite the wafer placement surface with a first metal joining layer interposed therebetween; and a lower plate that is joined to a surface of the intermediate plate opposite the surface that is joined to the upper plate with a second metal joining layer interposed therebetween, wherein a thermal expansion coefficient of the intermediate plate is larger than thermal expansion coefficients of the upper plate and the lower plate.
Hiroshi TAKEBAYASHI, Joyo Ito
Filed: 3 Sep 21
Utility
Composite Substrate for Acoustic Wave Device
16 Jun 22
A composite substrate for an acoustic wave device includes a piezoelectric material layer, supporting substrate and x layers (x represents an integer of 3 or larger) of intermediate layers between the piezoelectric material layer and supporting substrate.
Yuji HORI, Takahiro YAMADERA
Filed: 4 Mar 22
Utility
Honeycomb filter
14 Jun 22
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 provided at an open end on a first end face side or a second end face side of each of the cells, wherein the partition wall is composed of a material containing cordierite as a main component thereof, a number per unit area of pores which exist at a surface of the partition wall and which have equivalent circle diameters exceeding 3.0 μm is 1400 per mm2 or more, and, in a pore diameter distribution which indicates a cumulative pore volume of the partition wall, with a log pore diameter on a horizontal axis and a log differential pore volume (cm3/g) on a vertical axis, a half-value width of a first peak that includes a maximum value of the log differential pore volume is 0.30 or less.
Koichi Sendo, Yu Torii, Shuji Ueda, Shungo Nagai
Filed: 13 Jan 21
Utility
Sensor element
14 Jun 22
A sensor element includes: an element base including: a ceramic body made of an oxygen-ion conductive solid electrolyte, and having an inlet at one end portion thereof; at least one internal chamber located inside the ceramic body, and communicating with the 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 chamber, and a solid electrolyte 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 leading end surface and a region to be coped with water-induced cracking specified in advance.
Yusuke Watanabe, Mika Kai, Ryo Onishi, Saki Suzuki
Filed: 26 Jul 19
Utility
Fuel cell and cell stack device
14 Jun 22
A cell stack device includes a manifold and a fuel cell.
Risako Ito, Makoto Ohmori, Hirofumi Kan, Yuki Tanaka, Masayuki Shinkai
Filed: 4 Sep 19
Utility
Gas Sensor
9 Jun 22
A gas sensor includes a sensor element including an element body, a measurement pump cell being configured to pump out oxygen from surroundings of an inner measurement electrode to surroundings of an outer measurement electrode, and a measurement voltage detection sensor cell that detects a measurement voltage between a reference electrode and the inner measurement electrode, and a pump cell controller that executes a normal time measurement pump control process of pumping out oxygen in the measurement chamber during a normal operation time of the sensor element so that the measurement voltage reaches a normal time target value, and executes a start-up time measurement pump control process of pumping out oxygen in the measurement chamber at a start-up time of the sensor element earlier than the normal operation time so that the measurement voltage reaches a start-up time target value higher than the normal time target value.
Taku OKAMOTO, Soichiro YOSHIDA, Ryo HASHIKAWA
Filed: 22 Nov 21
Utility
Nozzle, casting apparatus, and cast product manufacturing method
7 Jun 22
A nozzle put into a molten metal in vertical upwards continuous casting for casting a cast product by pulling up the molten metal, the nozzle includes a nozzle body having an intake hole through which the molten metal is taken in and which is formed in a lateral surface of the nozzle body and a flange portion formed on lower side of the intake hole and projecting beyond the nozzle body.
Ken Suzuki, Naokuni Muramatsu
Filed: 19 Sep 19
Utility
Heat exchanger
7 Jun 22
A heat exchanger includes: a hollow pillar shaped honeycomb structure, a first cylindrical member, a second cylindrical member, a cylindrical guide member, and an upstream cylindrical member.
Yutaro Fumoto, Tatsuo Kawaguchi
Filed: 11 Jun 20
Utility
Ceramic Heater
2 Jun 22
A ceramic heater includes a disc-shaped ceramic plate having a wafer placement surface, and a shaft provided on a surface on an opposite side of the wafer placement surface of the ceramic plate.
Tomohiro HARA, Yutaka UNNO
Filed: 17 Nov 21
Utility
Cell stack and electrochemical cell
31 May 22
In a cell stack, each of the plurality of the electrochemical cells includes an alloy member, a first electrode layer, a second electrode layer, and an electrolyte layer.
Yuki Tanaka, Toshiyuki Nakamura, Makoto Ohmori
Filed: 18 Nov 20
Utility
Method for Producing Gallium Oxide Crystal
26 May 22
An α- or β-Ga2O3 crystal is produced by bringing an aqueous solution including a Ga ion into a supercritical state having a temperature of 400° C. or more and a pressure of 22.1 MPa or more.
Jun YOSHIKAWA, Miho MAEDA
Filed: 11 Feb 22