262 patents
Page 4 of 14
Utility
Wiring substrate and method for producing wiring substrate
8 Mar 22
A wiring substrate includes an insulating layer having a front surface and a back surface and at least two wiring parts that are disposed at least on the front surface of the insulating layer and that are insulated from each other.
Yosuke Sonohara
Filed: 28 May 18
Utility
Sensor
22 Feb 22
A sensor including a sensor element, a metallic shell, a terminal fitting, a cylindrical case, lead wires, a connector portion, and a cylindrical heat shield tube.
Kouji Ogawa, Ayaka Ota, Hideya Inukai, Yasuhiro Ishiguro
Filed: 22 Jan 20
Utility
Gas sensor element, heater and gas sensor
22 Feb 22
Disclosed is a gas sensor element having an electrode containing a first metal as a predominant component and a lead containing a second metal as a predominant component.
Hitoshi Furuta, Tetsuo Yamada, Yoshihiro Nakano
Filed: 26 Mar 19
Utility
Ceramic heater
15 Feb 22
An object of the present invention is to suppress adhesion of scale to a surface of a ceramic heater that is used for fluid heating.
Naoya Nakanishi, Atsutoshi Sugiyama, Yusuke Makino
Filed: 16 Feb 17
Utility
Light wavelength conversion member and light emitting device
4 Jan 22
An optical wavelength conversion member (9) provided with a ceramic plate (11) which is configured from a polycrystalline body that is mainly composed of Al2O3 and a component represented by A3B5O12:Ce; and each of A and B in A3B5O12 represents at least one element selected from the element groups described below.
Tsuneyuki Ito, Yusuke Katsu, Shohei Takaku
Filed: 10 Nov 17
Utility
Sensor having tube cap restricting rearward movement of heat shield tube
14 Dec 21
Disclosed is a sensor, including: a sensor body having a cylindrical case and a sensor element accommodated in the case; a seal member disposed in a rear end part of the case; lead wires electrically connected to the sensor element and extending from inside to outside of the casing through the seal member; and a cylindrical heat shield tube retained to an outer surface of the case and extending rearward from the case so as to circumferentially surround the seal member and parts of the lead wires, characterized in that: the sensor further includes a cylindrical tube cap made of an elastic material and arranged to restrict a rearward movement of the heat shield tube; the tube cap has formed therein at least one lead wire insertion hole through which the lead wires are inserted; and the tube cap is reduced in diameter and held to the lead wires.
Keiichi Nodo, Keiichi Noda, Ryuta Fukano, Yasuhiro Ishiguro, Shoji Akatsuka
Filed: 25 Mar 19
Utility
Cutting insert
30 Nov 21
A cutting insert has cutting edges having the same shape and provided at respective corners of a polygon in rotational symmetry about the center axis of the polygon, is clamped in an upright position to a holder, and has a negative side rake angle on a rake face of a side cutting edge.
Naoki Andoh, Takuya Hasegawa, Takashi Fujimoto
Filed: 11 May 18
Utility
Spark plug
23 Nov 21
A spark plug according to one embodiment of the present invention includes an insulator formed of an alumina-based sintered body, wherein the insulator contains 90 wt % or more of an aluminum component in terms of oxide, and wherein crystal grains of the insulator has an average grain size of 1.5 mm or smaller and a grain size standard deviation of 1.2 μm or smaller.
Yutaka Yokoyama, Nobuyoshi Araki, Kuniharu Tanaka, Haruki Yoshida, Hironori Uegaki, Toshiki Kon, Yusuke Nomura
Filed: 18 Sep 19
Utility
Surface-coated cutting tool
16 Nov 21
Shota Nozaki, Fumihiro Kikkawa, Atsushi Komura
Filed: 11 May 18
Utility
Air-fuel ratio control system and air-fuel ratio control method
16 Nov 21
An air-fuel ratio control system (1) including an air-fuel ratio control section (3) for controlling the air-fuel ratio λ of an air-fuel mixture, an exhaust gas purifier (4); an air-fuel ratio sensor (5) whose output changes sharply when λ in the exhaust gas changes between rich and lean sides about a stoichiometric air-fuel ratio; a heater (6); and a temperature control section (7).
Tetsuya Ito, Yuki Saito
Filed: 30 Sep 20
Utility
Component for semiconductor production device, and production method of component for semiconductor production device
12 Oct 21
A semiconductor production device component includes a first ceramic member including an AlN-based material, a second ceramic member including an AlN-based material, and a joint layer disposed between the first ceramic member and the second ceramic member so as to join the first ceramic member and the second ceramic member to each other.
Kohei Mitsuya, Hideo Tange, Motoki Hotta, Takamichi Ogawa
Filed: 13 Jul 17
Utility
Gas sensor
12 Oct 21
Disclosed is a gas sensor for detecting a measurement target gas in a measurement gas atmosphere, including first and second sensor elements respectively installed in first and second inner spaces of first and second installation parts.
Yusuke Matsukura, Shoji Kitanoya, Masaya Watanabe, Daisuke Ichikawa, Masahiro Yamashita
Filed: 31 Jul 18
Utility
Spark plug that has an insulator less likely to be damaged
12 Oct 21
An insulator for a spark plug including a first portion; a second portion located on the rear side of the first portion, an outer diameter F at a front end of the second portion being smaller than an outer diameter of the first portion; a third portion located on the front side of the first portion, an outer diameter D at a rear end of the third portion being smaller than the outer diameter of the first portion and the outer diameter F at the front end of the second portion; a first slope portion connecting the first portion and the second portion; and a second slope portion connecting the first portion and the third portion.
Hiroki Shimada, Haruki Yoshida, Naoya Harata
Filed: 23 Jun 20
Utility
Spark plug inspection method and spark plug manufacturing method
12 Oct 21
A spark plug inspection method and a spark plug manufacturing method that enable evaluation for the position of a ground electrode of a tapered-seat-type spark plug.
Atsutoshi Hidaka
Filed: 19 Dec 19
Utility
Cutting tool holder and cutting tool
5 Oct 21
A cutting tool includes a holder having an upper jaw and a lower jaw, and an insert clamped between the jaws.
Naoki Andoh
Filed: 11 May 18
Utility
Particulate detection apparatus
5 Oct 21
A particulate detection apparatus for controlling a particulate sensor which detects the amount of particulates discharged from a filter for collecting particulates contained in exhaust gas.
Takeshi Sugiyama, Yoshinori Hibino
Filed: 8 Jul 19
Utility
Spark plug having a plurality of ground electrodes
21 Sep 21
A spark plug includes: a central electrode extending from a front end side to a rear end side along an axis; an insulator including a front end section formed to be a bottomed tube surrounding a tip of the central electrode; a metal shell shaped to be tubular and structured to support the insulator such that the front end section of the insulator projects to the front end side from a front end section of the metal shell; and a plurality of ground electrodes each of which includes a first end forming a discharge gap with the front end section of the insulator and includes a second end connected to the front end section of the metal shell.
Kei Takahashi, Daisuke Kasahara
Filed: 18 Jan 19
Utility
Pressure sensor having a heat receiver including a first portion and a second portion
7 Sep 21
A pressure sensor includes: a housing having a tubular shape, and including a front end including an opening; a diaphragm that is disposed to close the opening, and is structured to deform depending on a pressure exerted on a front side of the diaphragm, and includes a hole extending rearwardly from a front end face of the diaphragm; a sensor element structured to output a signal varying depending on an amount of the deformation of the diaphragm; and a heat receiver including a first portion and a second portion.
Daisuke Kasahara, Hirotaka Saito
Filed: 25 Oct 18
Utility
Substrate holding member
24 Aug 21
A substrate holding member includes a base, and a plurality of convex parts formed at an upper surface of the base and configured to hold a substrate at top surfaces thereof.
Norio Onodera, Takashi Teshima
Filed: 20 Jun 18
Utility
Discharge control apparatus and method
17 Aug 21
A discharge control apparatus for controlling a flyback power supply circuit which includes a transformer having a primary coil and a secondary coil and performing voltage conversion, and a driver for controlling energization of the primary coil.
Yuji Matsumoto, Kazunari Kokubo
Filed: 24 Mar 20