483 patents
Page 11 of 25
Utility
Spark plug
6 Apr 21
The present invention provides spark plug that can improve detection accuracy of pre-ignition caused by flame kernel occurring inside spark plug.
Masaru Kano, Kiyoteru Mori, Tomohiro Iwatsuka, Yoshiki Inoue, Keita Nakagawa
Filed: 22 May 17
Utility
Gas sensor
6 Apr 21
A gas sensor includes a sensing element, a metal shell that is tubular and that surrounds the sensing element, and a protector made of a metal and fixed to the metal shell.
Yuji Shimazaki, Hironari Furuta, Kentaro Mori
Filed: 10 Dec 18
Utility
Ignition plug
6 Apr 21
A spark plug that improves the heat resistance performance of an ignition plug.
Kenji Ban
Filed: 25 Jun 20
Utility
Optical Wavelength Conversion Material, Optical Wavelength Conversion Device, and Light Emitting Device
1 Apr 21
An optical wavelength conversion member according to one aspect of the present disclosure includes a ceramic sintered body, wherein the ceramic sintered body has a fluorescent phase containing, as a main. component, fluorescent crystal grains that generate fluorescence in response to incident light, and a translucent phase containing translucent crystal grains as a main component.
Tsuneyuki ITO, Shohei TAKAKU, Yuki SHIMURA, Shinji BAN, Yusuke KATSU
Filed: 10 May 19
Utility
NOx sensor control device and NOx sensor control method
30 Mar 21
A NOx sensor control device is connected to a NOx sensor mounted in an internal combustion engine.
Kenji Kato, Yuuya Nakayama, Hirotaka Onogi, Masao Tsuzuki, Takumi Nishiyama
Filed: 8 May 19
Utility
Ammonia sensor element and gas sensor
30 Mar 21
Disclosed is an ammonia sensor element for detecting ammonia in a gas under measurement, including two mixed-potential-type ammonia detection cells that respectively include first and second ammonia detection electrodes.
Yoshihiro Nakano, Tetsuo Yamada
Filed: 11 Mar 19
Utility
Spark plug
30 Mar 21
A spark plug capable of avoiding a discharge member bonded to a base material from peeling off easily is provided.
Daisuke Sumoyama, Kazuki Ito
Filed: 3 Sep 19
Utility
Sensor Element, Gas Sensor, and Gas Sensor Unit
25 Mar 21
A sensor element (100) including a measurement chamber (89); a pump cell (83) including a solid electrolyte body (69), an inner electrode (101), and an outer electrode (99); and a reference cell (85).
Yosuke SUZUKI, Takumi Yamada, Hitoshi Furuta, Kentaro Kamada
Filed: 16 Sep 20
Utility
Holding Device
25 Mar 21
A holding device includes: a plate-shaped member having a first surface approximately orthogonal to a first direction; heat generating resistors and temperature measuring resistors disposed in respective segments formed by virtually dividing at least part of the plate-shaped member, the segments being arranged in a direction orthogonal to the first direction; and an electricity supply section that forms electricity supply paths for the heat generating resistors and the temperature measuring resistors.
Kaname MIWA
Filed: 6 Apr 18
Utility
Heating device
23 Mar 21
A heating device includes a base body that has a placement surface for placing a wafer thereon and a back surface that is on an opposite side of the placement surface; a heating resistor that is embedded in the base body; a cylindrical supporting body that has one end surface and the other end surface, the one end surface being connected to the back surface of the base body, the other end surface being on an opposite side of the one end surface; and a supporting-body channel that includes a portion extending in a direction from the other end surface to the one end surface of the cylindrical supporting body, and that is formed within a peripheral wall of the cylindrical supporting body.
Noriaki Tokusho
Filed: 25 Oct 17
Utility
Spark plug
23 Mar 21
In the spark plug, an insulator is held by a metal shell via a packing.
Yusuke Kawashima, Naoki Nishio, Yusuke Tanahashi
Filed: 30 Sep 20
Utility
Spark plug
23 Mar 21
In a spark plug, a base material contains 50 mass % or more of Ni, 8 mass % or more and 40 mass % or less of Cr, 0.01 mass % or more and 2 mass % or less of Si, 0.01 mass % or more and 2 mass % or less of Al, 0.01 mass % or more and 2 mass % or less of Mn, 0.01 mass % or more and 0.1 mass % or less of C, and 0.001 mass % or more and 5 mass % or less of Fe.
Daisuke Sumoyama, Kazuki Ito
Filed: 3 Sep 19
Utility
Gas Sensor Control Apparatus, Gas Sensor Apparatus, and Internal Combustion Engine Control Apparatus
18 Mar 21
A gas sensor control apparatus (300) including a control section (61) which executes a first receiving process (STEP 1) for receiving a first detection result output from a mixed-potential-type ammonia detection section (42) for detecting ammonia contained in a gas under measurement and corresponding to the concentration of ammonia, a second receiving process (STEP 1) for receiving a second detection result output from an oxygen detection section (2) for detecting oxygen contained in the gas under measurement and corresponding to the concentration of oxygen, a first concentration calculation process (STEP 3) for calculating a first ammonia concentration of the gas under measurement based on the first detection result and the second detection result, and a pressure correction process (STEP 6) for correcting the first ammonia concentration based on pressure information obtained from an external device (220), thereby obtaining a second ammonia concentration of the gas under measurement.
Yoshihiro NAKANO, Kimihiro KOHAMA
Filed: 10 Sep 20
Utility
Sensor Element, Gas Sensor, and Method for Manufacturing Sensor Element
18 Mar 21
A sensor element (10) having a laminate structure, and extending in an axial direction AX, the sensor element including a first and second ceramic layers (118B, 115) disposed apart from each other in a laminating direction; a third ceramic layer (118) intervening between the first and second ceramic layers in the laminating direction and having a hollow space (10G) formed therein; and an internal space which is the hollow space surrounded by the first ceramic layer, the second ceramic layer, and the third ceramic layer, wherein, at a periphery (10f) of the internal space, a fourth ceramic layer (181) containing as a main component a ceramic material different from that contained as a main component in the first and third ceramic layers intervenes between the first ceramic layer and the third ceramic layer which are exposed to the internal space.
Hitoshi Furuta, Akinori Kojima
Filed: 27 Aug 20
Utility
Gas Sensor Element, and Gas Sensor
11 Mar 21
This gas sensor element is provided with a solid electrolyte body having oxygen ion conductivity, a measurement electrode that is disposed on the solid electrolyte body and is exposed to a gas to be measured, and a reference electrode that is disposed on the solid electrolyte body and is exposed to a reference gas.
Kazuma ITOU
Filed: 8 Nov 18
Utility
Gas Sensor
11 Mar 21
A gas sensor including: a sensor element extending in an axial direction; a metal shell surrounding and supporting the sensor element; an exterior tube that is tubular and is mounted to a rear end of the metal shell; a metal terminal including a first end connected to a lead wire and a second end electrically connected to the sensor element; a separator that is tubular and is disposed in the exterior tube and contains the metal terminal and the sensor element; and a holder being in contact with the separator in the axial direction.
Masana OKAI, Takehiro OBA, Daisuke TAHIRA, Masashi NOMURA
Filed: 8 Feb 19
Utility
Spark plug
9 Mar 21
A spark plug includes a plug cap having a plurality of through holes.
Kenji Ban, Tatsuya Gozawa
Filed: 11 Mar 20
Utility
Heating device
9 Mar 21
A heating device includes a holding member and having thereinside a plurality of resistive heating elements connected to different pairs of electrode terminals, and a columnar support member joined to the holding member.
Jun Kurano
Filed: 28 Sep 17
Utility
Hydrogel and Method for Producing Hydrogel
25 Feb 21
The hydrogel includes a first network structure and a second network structure.
Masaya IWATA, Shinjiro KASAHARA, Jian Ping GONG, Takayuki KUROKAWA, Takayuki NONOYAMA
Filed: 23 Apr 19
Utility
Sensor Element and Gas Sensor
25 Feb 21
A sensor element includes an oxygen ion conductive solid electrolyte body, a detection electrode disposed on a first surface of the solid electrolyte body for contact with a subject gas, and a reference electrode disposed on a second surface of the solid electrolyte body for contact with a reference gas.
Kazuma ITOU
Filed: 18 Jul 18