1619 patents
Page 7 of 81
Utility
Optical Scanning Element
5 Oct 23
There is provided an optical scanning element, which has a large scan angle, is quickly responsive, and can be downsized.
Kentaro TANI, Jungo KONDO
Filed: 8 Jun 23
Utility
Gas Sensor and Casing for Containing Sensor Element
5 Oct 23
A gas sensor includes: a sensor element including a sensing part on one end portion thereof; a casing; and a connector disposed in the casing to electrically connect the sensor element to an outside, wherein the casing includes: an outer tube including a main portion in which a reference gas is included and a sealing portion with a diameter smaller than the main portion so that another end portion of the sensor element protrudes to the main portion; a rubber seal member fitted into the sealing portion; and a spacer intervening between the seal member and the connector, and the spacer is secured by being sandwiched between the connector and the seal member due to friction force acting on a contact surface with the seal member which occurs by that load acts on the spacer from the seal member in accordance with reduction in the diameter by swaging.
Shintaro MAKI, Kota KATAGIRI, Kohei YAITA, Takaaki ISHII, Yuya SEIKE
Filed: 17 Mar 23
Utility
Wafer Placement Table
5 Oct 23
The wafer placement table includes a ceramic plate and a conductive substrate.
Ikuhisa MORIOKA, Hiroshi TAKEBAYASHI, Tatsuya KUNO, Seiya INOUE
Filed: 6 Feb 23
Utility
Gas Sensor and Casing for Containing Sensor Element
5 Oct 23
A gas sensor includes: a sensor element including a sensing part on a side of one end portion thereof; a casing; and a connector disposed in the casing to electrically connect the sensor element to an outside, wherein the casing includes: an outer tube including a main portion in which a reference gas is included and a sealing portion being an end portion having a smaller diameter than the main portion, another end portion of the sensor element protruding to the main portion, a rubber seal member fitted into the sealing portion to seal the outer tube, and a spacer intervening between the seal member and the connector in the outer tube.
Shintaro MAKI, Kota KATAGIRI, Kohei YAITA, Yuya SEIKE
Filed: 21 Mar 23
Utility
Joined Structure
5 Oct 23
A joined structure includes: a ceramic member having a wafer placement surface; an embedded electrode that is embedded in the ceramic member and has a shape extending along the wafer placement surface; a metallic connection member embedded in a surface of the ceramic member that is opposite to the wafer-placement surface so as to reach the embedded electrode; and a metallic external energizing member joined to a surface of the connection member that is exposed to the outside with a joint layer interposed therebetween.
Yutaka UNNO, Mikiya TADAKI, Takuya YOKONO
Filed: 21 Feb 23
Utility
Gas Sensor and Concentration Measurement Method Using Gas Sensor
5 Oct 23
A sub adjustment pump cell pumps out oxygen from a measurement gas introduced into a sub adjustment chamber to the extent that H2O and CO2 contained in the measurement gas are not decomposed, a first pump cell pumps out oxygen from a first chamber so that substantially all of H2O and CO2 contained in the measurement gas introduced from the sub adjustment chamber into the first chamber are decomposed, concentrations of H2O and CO2 are identified from a pump-in current when H2 and CO generated by decomposition are oxidized in the second chamber and the third chamber, and a concentration of oxygen contained in the measurement gas is identified based on a magnitude of a current flowing between a sub adjustment inner electrode and an outer electrode at the time when the sub adjustment pump cell pumps out oxygen from the sub adjustment chamber.
Yuichiro KONDO, Osamu NAKASONE, Yusuke WATANABE
Filed: 21 Mar 23
Utility
Wafer Placement Table
5 Oct 23
In a wafer placement table, a cooling plate having a refrigerant flow channel is provided on a bottom surface side of a ceramic plate incorporating an electrode.
Tatsuya KUNO, Seiya INOUE
Filed: 20 Jan 23
Utility
Gas Sensor and Concentration Measurement Method Using Gas Sensor
5 Oct 23
A sensor element includes first to third chambers communicating sequentially from a gas inlet, voltages are intermittently applied across inner electrodes facing the respective chambers and a reference pump electrode to perform pumping of oxygen between a measurement gas and the reference pump electrode being in contact with a reference gas, thereby to reduce H2O and CO2 in the measurement gas into H2 and CO in the first chamber, to oxidize H2 into H2O in the second chamber, to oxidize CO into CO2 in the third chamber, and to identify a concentration of H2O and a concentration of CO2 based on a pumping-in current at the time when electromotive force between an inner electrode and the reference pump electrode during non-application of a voltage is maintained at a target value.
Yuichiro KONDO, Taku OKAMOTO
Filed: 21 Mar 23
Utility
Wafer Placement Table
5 Oct 23
A wafer placement table includes: a ceramic plate having a wafer placement surface on its upper surface and incorporating an electrode; an electrically conductive plate provided on a lower surface side of the ceramic plate; an electrically conductive bonding layer that bonds the ceramic plate with the electrically conductive plate; a gas intermediate passage embedded in the electrically conductive bonding layer or provided at an interface between the electrically conductive bonding layer and the electrically conductive plate; a plurality of gas supply passages extending from the gas intermediate passage through the electrically conductive bonding layer and the ceramic plate to the wafer placement surface; and a gas introduction passage provided so as to extend through the electrically conductive plate and communicate with the gas intermediate passage, the number of the gas introduction passages being smaller than the number of the gas supply passages communicating with the gas intermediate passage.
Seiya INOUE, Tatsuya KUNO, Ikuhisa MORIOKA
Filed: 9 Feb 23
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
3 Oct 23
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.
Yusuke Oshita, Kisuke Yamamoto, Takahiro Tomita
Filed: 15 Dec 21
Utility
Sensor element and gas sensor
3 Oct 23
A sensor element for detecting a specific gas concentration in a measurement-object gas includes: an element body including an oxygen-ion-conductive solid electrolyte layer, and having inside a measurement-object gas flow portion that introduces and flows a measurement-object gas and a reference gas chamber used to store a reference gas that is a reference for detecting a specific gas concentration; a reference electrode disposed in the reference gas chamber; and an electrically conductive portion which includes a reference electrode terminal and a reference electrode lead portion that provides electrical continuity between the reference electrode terminal and the reference electrode.
Yusuke Watanabe, Takayuki Sekiya
Filed: 4 Mar 21
Utility
Titania porous body and method for producing same
3 Oct 23
A titania porous body is entirely formed of titania.
Kazunari Yamada, Hideki Shimizu, Norio Ishizuka, Toshikazu Oda, Kyoko Konishi
Filed: 29 Jul 20
Utility
Manufacturing method of plugged honeycomb structure
3 Oct 23
A manufacturing method of a plugged honeycomb structure including a plugging material preparing step of mixing a ceramic raw material, a pore former, a thickener, an organic binder, a dispersing agent, and water and preparing the plugging material which is slurried, to form the plugging portions, wherein the plugging material preparing step includes: a powder mixing step of mixing the ceramic raw material, the pore former, the organic binder and the dispersing agent each of which is constituted of powder, at predetermined blend ratios, a thickener mixing step of adding and mixing the thickener to a powder mixture obtained by the powder mixing step, and a kneading step of adding the water to a thickener added mixture obtained by the thickener mixing step, to perform kneading.
Shungo Nagai, Hiroaki Hayashi
Filed: 18 Jan 18
Utility
Metal Ratio Inspection Method, Method for Producing Electrically Heating Catalyst, and Method for Producing Honeycomb Structure
28 Sep 23
A metal ratio inspection method for inspecting a metal ratio of a thermally sprayed composite material containing at least one metal and at least one ceramic, the method includes: an imaging step (step S11) of imaging the thermally sprayed composite material while irradiating the thermally sprayed composite material with imaging light; and an estimating step (step S12) of estimating a metal ratio of the thermally sprayed composite material based on a luminance distribution of the image of the thermally sprayed composite material obtained in the imaging step.
Rina YOKOI, Takashi NORO, Takamichi SATO
Filed: 16 Mar 23
Utility
Method and Device for Producing Shrink-fitted Member
28 Sep 23
A method for producing a shrink-fitted member by arranging a hollow type pillar shaped ceramic body inside a metal pipe and shrink-fitting them, the hollow type pillar shaped ceramic body including: an outer peripheral surface and an inner peripheral surface in a direction substantially parallel to an axial direction; and a first end face and a second end face in a direction substantially perpendicular to the axial direction.
Fumitaka TAKEUCHI, Shuhei KUNO, Seiya SAWADA
Filed: 9 Jan 23
Utility
Method for Producing Heat Conductive Member and Heat Exchanger
28 Sep 23
A method for producing a heat conductive member includes the steps of: preparing a hollow type heat recovery member having: an inner peripheral surface and an outer peripheral surface in an axial direction; and a first end face and a second end face in a direction orthogonal to the axial direction; inserting an inner cylindrical member into a hollow portion formed in an inner region of the inner peripheral surface; and subjecting the inner cylindrical member to plastic working, and fitting at least a part of the inner cylindrical member to at least a part of one or more selected from the inner peripheral surface, the first end face, and the second end face of the heat recovery member.
Makoto YOSHIHARA, Tatsuo KAWAGUCHI
Filed: 19 Jan 23
Utility
METHOD OF MANUFACTURING Si-SiC-BASED COMPOSITE STRUCTURE
28 Sep 23
Provided is a method of manufacturing a Si-SiC-based composite structure capable of manufacturing a Si-SiC-based composite structure having a desired shape while suppressing the deformation of a molded body.
Sora GOTO, Shuhei KUNO, Hiroomi MATSUBA
Filed: 8 Feb 23
Utility
Honeycomb Structure, Electrically Heating Support, and Exhaust Gas Purification Device
28 Sep 23
A honeycomb structure includes: a honeycomb structure portion including: an outer peripheral wall; 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 extending from one end face to other end face to form a flow path, wherein the outer peripheral wall and/or the cells include at least one slit containing a filling material layer made of a filling material, wherein the filling material layer has pores, and wherein the pores having a pore diameter of 90 μm or more account for 30% by volume or more of all the pores contained in the filling material layer.
Naoki SAKAI
Filed: 6 Feb 23
Utility
Lithium Composite Oxide Sintered Plate and All-solid-state Secondary Battery
28 Sep 23
There is provided a lithium composite oxide which is composed of a lithium composite oxide having a layered rock salt structure containing Li, Ni, Co and Mn.
Tsutomu NISHIZAKI, Mizuki HIROSE, Yoshimasa KOBAYASHI, Yuji KATSUDA
Filed: 5 Jun 23
Utility
Ceramic Body, Honeycomb Structure, Method for Producing Ceramic Body and Heater Element
28 Sep 23
A ceramic body mainly based on BaTiO3-based crystalline particles in which a part of Ba is substituted with at least one rare earth element and at least one alkaline earth metal element.
Toru HAYASE, Hirofumi YAMAGUCHI
Filed: 27 Feb 23