1619 patents
Page 56 of 81
Utility
Particulate detector
21 Dec 20
A particulate detector that is used to detect a particulate in gas, the particulate detector includes an electric-charge generator that applies an electric charge generated by electric discharge to the particulate in the gas that is introduced into a gas flow path to obtain a charged particulate and a first collector that collects an excess electric charge that is not applied to the particulate and a second collector that collects the charged particulate and a detection unit that corrects a second physical quantity that varies in response to the charged particulate collected by the second collector on the basis of a first physical quantity that varies in response to the excess electric charge collected by the first collector and that detects an amount of the particulate on the basis of the corrected second physical quantity.
Keiichi Kanno, Hidemasa Okumura, Kazuyuki Mizuno
Filed: 4 Feb 19
Utility
Gas sensor
21 Dec 20
A mixed-potential gas sensor includes: a first sensing electrode containing a Pt—Au alloy and a second sensing electrode containing Pt, the first and second sensing electrodes being provided on a surface of a sensor element made of an oxygen-ion conductive solid electrolyte on one leading end part side; a reference electrode provided inside the sensor element to be made contact with air; a protective cover that surrounds the one leading end part of the sensor element and into which measurement gas flows; and concentration identification element configured to identify a concentration of a sensing target gas component based on potential differences between both of the first sensing electrode and the second sensing electrode and the reference electrode.
Taku Okamoto
Filed: 10 Mar 19
Utility
Method for Degreasing Shaped Ceramic Molded Body and Method for Manufacturing Ceramic Fired Body
16 Dec 20
A ceramic molded body including a ceramic powder and an organic binder includes an oxidizable ceramic powder as the ceramic powder, includes an oxidizable metal or metal compound, or is in contact with a solid body including an oxidizable metal or metal compound.
Tetsuya ONOGI
Filed: 27 Aug 20
Utility
Multi-zone Heater
16 Dec 20
A multi-zone heater includes an outer circumferential zone heater and first and second elemental wire portions.
Yutaka UNNO, Nobuyuki KONDOU
Filed: 27 Aug 20
Utility
Transparent sealing member
14 Dec 20
A transparent sealing member is provided with minute recesses at least in the surface of the member from which light from an optical element is emitted.
Yoshio Kikuchi, Hiroyuki Shibata, Tatsuya Hishiki
Filed: 8 Jan 20
Utility
Sensor element and gas sensor
14 Dec 20
A sensor element includes an element body having an elongate rectangular parallelepiped shape and including solid electrolyte layers with oxygen ion conductivity, an outer pump electrode disposed on a first surface of the element body, and a protective layer covering at least a part of the first surface of the element body and including one or more exposed spaces (an upper space) to which the first surface is exposed.
Takashi Hino, Mika Murakami, Koichi Masuda, Hironori Sakakibara
Filed: 17 Mar 16
Utility
Zeolite Membrane Complex and Method of Producing Zeolite Membrane
9 Dec 20
Part of a zeolite membrane of a zeolite membrane complex is set in pores of a support over a boundary surface between the zeolite membrane and the support.
Aya MIURA, Ryotaro YOSHIMURA, Kenichi NODA
Filed: 23 Aug 20
Utility
Plugged Honeycomb Segment, and Plugged Honeycomb Structure
9 Dec 20
A plugged honeycomb segment includes a honeycomb segment having a quadrangular prism shape which includes porous partition walls arranged to surround a plurality of cells and an outermost circumferential wall, and a plugging portion, wherein a porosity of the partition walls is 30 to 70%, in a cross section orthogonal to the cell extending direction, an inflow cell surrounded by the partition walls is a hexagon, and an outflow cell is a square, one outflow cell is surrounded by four inflow cells, the cell located at the outermost circumference includes a complete cell and an incomplete cell, and a thickness of the outermost circumferential wall in contact with the incomplete cell (T1), a thickness of the outermost circumferential wall in contact with the complete cell (T2), and a thickness of the partition walls (WT), satisfy 0.200 mm<T1<T2−(½×WT) and T2≤0.700 mm.
Yuji SASAKI
Filed: 9 Aug 20
Utility
SiC POWDER AND METHOD FOR MANUFACTURING SAME, ELECTRICALLY HEATED HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING SAME
9 Dec 20
A SiC powder containing 70% by mass or more of a β-SiC, wherein in a volume-based cumulative particle size distribution measured by a laser diffraction method, a D50 is 8 to 35 μm and a D10 is 5 μm or more.
Takafumi KIMATA, Soichiro AOYAGI, Kisuke YAMAMOTO
Filed: 27 May 20
Utility
Filter and Method for Manufacturing Same
9 Dec 20
A filter including a plurality of pillar-shaped honeycomb structure segments made of porous ceramics, side faces of the segments being bonded together via a bonding material, wherein each of the pillar-shaped honeycomb structure segments includes an outer peripheral side wall, and partition walls partitioning a plurality of cells extending from a first end face to a second end face, and in each of the pillar-shaped honeycomb structure segments, an average porosity of the outer peripheral side wall is lower than that of the partition walls.
Yukio MIYAIRI, Koji FUKUYO, Tasuku MATSUMOTO, Shuichi ICHIKAWA, Suguru KODAMA, Ryuta KONO, Narimasa SHINODA, Rui HORIMOTO
Filed: 31 May 20
Utility
Wafer Placement Device
9 Dec 20
A wafer placement device includes a wafer placement stage including a wafer electrostatic chuck and a wafer cooling plate, a focus-ring placement stage including a focus-ring electrostatic chuck and a focus-ring cooling plate, and a clamping member arranged around the focus-ring placement stage.
Hiroshi TAKEBAYASHI
Filed: 23 Aug 20
Utility
Plugged honeycomb structure
7 Dec 20
A honeycomb structure body is constituted of a circumferential region including the outermost circumference in a cross section of the honeycomb structure body which is perpendicular to an extending direction of cells, and a central region excluding the circumferential region.
Yukio Miyairi, Kazuto Miura, Tomohiro Iida, Takashi Aoki, Osamu Yasui
Filed: 13 Sep 17
Utility
Plugged honeycomb structure
7 Dec 20
The plugged honeycomb structure includes a plurality of honeycomb segments, a bonding layer, and plugging portions which plug open ends of cells of each honeycomb segment, and in the honeycomb segment, at least two types of cells having different sectional shapes are formed to constitute predetermined repeated arrangement patterns, and in rim circumferential wall cells including rims of the cells surrounded with partition walls and segment circumferential walls, an inflow open area of each corner rim circumferential wall cell disposed in each corner portion of the honeycomb segment is 1.1 times or more as large as an average inflow open area of non-corner rim circumferential wall cells arranged in portions other than the corner portions, or an outflow open area of the corner rim circumferential wall cell is 1.1 times or more as large as an average outflow open area of the non-corner rim circumferential wall cells.
Kazuya Mori, Mitsuhiro Ito
Filed: 13 Sep 17
Utility
Honeycomb structure
7 Dec 20
A honeycomb structure includes a porous partition wall defining a plurality of cells, wherein the plurality of cells include a first cell and a second cell, on the partition wall disposed to surround the at least one first cell, a protrusion is each provided with, the first protrusion and the second protrusion are each disposed to at least partially overlap with each other on extended lines in extending directions of the respective protrusions, and an inter-protrusion length (X) of a distal end of the first protrusion and a distal end of the second protrusion is equal to or more than 10% and equal to or less than 70% with respect to a mutual distance (W) from the one part to the other part on the partition walls facing each other.
Tomohiro Ilda, Kazuto Miura, Osamu Yasui
Filed: 22 Mar 18
Utility
Gas sensor
7 Dec 20
A mixed-potential type gas sensor includes: a first sensing electrode containing a Pt—Au alloy and a second sensing electrode containing Pt, both sensing electrodes being provided on the surface of a sensor element made of an oxygen-ion conductive solid electrolyte; a reference electrode provided inside the sensor element to be made contact with air; a first protective layer group covering the first sensing electrode; a second protective layer group covering the second sensing electrode; and concentration identification element configured to identify the concentration of a sensing target gas component based on potential differences between both of the first sensing electrode and the second sensing electrode and the reference electrode.
Taku Okamoto
Filed: 10 Mar 19
Utility
Phosphor element and illumination device
7 Dec 20
A phosphor element comprises: a support substrate; an optical waveguide for propagating an excitation light through the waveguide, the optical waveguide comprising a phosphor generating a fluorescence, and the optical waveguide comprising an emission side end surface emitting the excitation light and the fluorescence, an opposing end surface opposing the emission side end surface, a bottom surface, a top surface opposing the bottom surface and a pair of side surfaces; a bottom surface side clad layer covering the bottom surface of the optical waveguide; a top surface side clad layer covering the top surface of the optical waveguide; side surface side clad layers covering the side surfaces of the optical waveguide, respectively; a top surface side reflection film covering the top surface side clad layer; side surface side reflection films covering the side surface side clad layers, respectively; and a bottom surface side reflection film provided between the support substrate and the bottom surface side clad layer.
Jungo Kondo, Naotake Okada, Shoichiro Yamaguchi, Keiichiro Asai, Shuhei Higashihara, Yuichi Iwata, Tetsuya Ejiri, Akira Hamajima
Filed: 12 Jun 19
Utility
Wafer support
7 Dec 20
A wafer support of the present invention includes shield sheet embedded in the ceramic base between the plasma generation electrode and the heater electrode in a state not contacting both the electrodes; and a shield pipe electrically connected to the shield sheet and laid to extend to outside of the ceramic base from the surface of the ceramic base on the side opposite to the wafer placement surface, wherein the wiring member for the plasma generation electrode is inserted through inside of the shield pipe in a state not contacting the shield pipe, and the wiring member for the heater electrode is disposed outside the shield pipe in a state not contacting the shield pipe.
Daiki Maeda, Yutaka Unno
Filed: 23 Jan 18
Utility
Insulated heat dissipation substrate
7 Dec 20
An insulated heat dissipation substrate including: a ceramic substrate; and a conductor layer bonded onto at least one of main surfaces of the ceramic substrate, wherein the conductor layer includes an upper surface, a lower surface bonded to the ceramic substrate, and a side surface connecting the upper surface with the lower surface wherein, a tip of the upper surface recedes in the normal direction of the conductor layer from a tip of the lower surface, the side surface has a contour having an inwardly recessed curve line and having a portion receding in the normal direction of the conductor layer from the tip of the upper surface, and a connection portion between the upper surface and the side surface has a rounded shape such that a maximum radius R of a circle is 0.1 μm≤R≤5 μm on average.
Shingo Iwasaki, Takashi Ebigase
Filed: 13 Aug 19
Utility
Solid oxide fuel cell
7 Dec 20
A solid oxide fuel cell includes a cathode including a complex oxide having a perovskite structure expressed by the formula ABO3, an anode, and a solid electrolyte layer disposed between the cathode and the anode.
Makoto Ohmori, Ayano Kobayashi, Shinji Fujisaki
Filed: 16 Jul 18
Utility
Electrochemical cell and cell stack device
7 Dec 20
A fuel cell includes a porous support substrate and a power generation element portion.
Noriyuki Ogasawara, Hirofumi Kan, Makoto Ohmori, Takashi Ryu
Filed: 18 Aug 19