262 patents
Page 5 of 14
Utility
Ceramic heater and manufacturing method for same
17 Aug 21
A ceramic heater according to one aspect of the present invention has a cylindrical ceramic heater and an annular metal flange fitted around the ceramic heater.
Shotaro Nakamura, Yusuke Makino, Noriyuki Ito
Filed: 29 Oct 15
Utility
Ceramic structure
3 Aug 21
A ceramic structure includes a ceramic base member having a main face; a hole extending from the main face into the ceramic base member; a metal electrode layer embedded in the ceramic base member; a conductive member embedded in the ceramic base member so as to be electrically connected to the metal electrode layer and form a bottom of the hole; a first metal member joined to the conductive member by a brazing material and having an average linear expansion coefficient not less than the average linear expansion coefficient of the conductive member; one or a plurality of second metal members having a greater average linear expansion coefficient than the first metal member; and a metal terminal joined to the one or the plurality of second metal members and having a greater average linear expansion coefficient than each second metal member.
Atsushi Tsuchida
Filed: 2 Apr 19
Utility
Wavelength conversion member
13 Jul 21
Toshimitsu Kikuchi, Yoshifumi Tsutai, Takashi Abe, Ai Hayasaka
Filed: 4 Dec 17
Utility
Method for producing light wavelength conversion member, light wavelength conversion member, light wavelength conversion component and light emitting device
13 Jul 21
A method for producing an optical wavelength conversion member (9) composed of a sintered body containing, as main components, Al2O3 and a component represented by formula A3B5O12:Ce; an optical wavelength conversion member; an optical wavelength conversion component including the optical wavelength conversion member; and a light-emitting device including the optical wavelength conversion member or the optical wavelength conversion component.
Yusuke Katsu, Shohei Takaku, Tsuneyuki Ito, Takeshi Mitsuoka, Jun Moteki
Filed: 24 Oct 17
Utility
Sensor and method of manufacturing sensor
6 Jul 21
A sensor includes a pump cell and a reference cell generating voltage Vs or current.
Kentaro Kamada, Hitoshi Furuta, Satoshi Yamahara
Filed: 25 Feb 19
Utility
Spark plug with anti-loosening feature
29 Jun 21
A spark plug includes a tubular metallic shell having an attachment screw portion having an external thread, an insulator disposed inside the metallic shell and having an axial hole, and a center electrode disposed in the axial hole.
Susumu Imai
Filed: 31 Mar 20
Utility
Gas sensor
22 Jun 21
A gas sensor (1) including: a sensor element (10) which includes a detection portion (11) and a heater (50); a metal shell (138); and a filled member (153) filled with a filling material between the metal shell and the sensor element, wherein a position at which change in a temperature of the sensor element is smallest when a disturbance is applied is a temperature reference position M, the filled member is positioned rearward of the temperature reference position, an overall axial length LT of the sensor element is not greater than 50 mm, an axial length LE from a rear end of the filled member to a rear end of the sensor element is not smaller than 13.5 mm, and an axial length LA from the temperature reference position to a front end of the filled member is greater than 5.0 mm and not greater than 11.5 mm.
Kentaro Kamada, Hitoshi Furuta, Masaki Nakagawa
Filed: 19 Jul 18
Utility
Ceramic member
22 Jun 21
A ceramic heater includes an RF plate having a placement surface on which a wafer is to be placed, and made of a ceramic sintered body in which an RF electrode is embedded; and a heater plate made of a ceramic sintered body in which a heater is embedded, the RF plate and the heater plate being joined with a space interposed therebetween on a side opposite to the placement surface.
Toshiya Umeki, Tetsuo Kitabayashi
Filed: 30 Mar 18
Utility
Method for producing ceramic sintered body, and method and device for producing ceramic molded body
8 Jun 21
The present invention is a sintering method of a ceramic for sintering characterized by forming a layer containing a carbon powder on a surface of an article consisting of a ceramic for sintering, and then irradiating with laser a surface of the carbon powder-containing layer of a lamination obtained.
Teiichi Kimura, Satoshi Suehiro
Filed: 2 Feb 17
Utility
Gas sensor element and gas sensor including same
25 May 21
A gas sensor element including: a first ceramic layer (300) including a solid electrolyte (320); a pair of electrode portions (330) and (333) at least partially disposed on opposing surfaces of the solid electrolyte; a support member (341) surrounding a part of an outer peripheral edge of at least one electrode portion (330) of the pair of electrode portions and having a notch (341N), a part of the electrode portion extending in the notch; and a second ceramic layer (242) disposed on a side where the at least one electrode portion (330) is present, so as to be in contact with a surface of the support member, the gas sensor element being obtained by stacking the first ceramic layer (300), the support member (341) and the second ceramic layer (242), wherein the second ceramic layer covers at least a part of the notch.
Takuya Nakatsukasa, Masaki Mizutani
Filed: 13 Feb 19
Utility
Corrosion resistant materials
18 May 21
A corrosion resistant member has a portion to be exposed to a corrosive gas.
Keisuke Sato, Tomoyuki Asano
Filed: 25 Mar 20
Utility
Lithium-ion-conductive ceramic material, lithium-ion-conductive ceramic sintered body, and lithium battery
18 May 21
Yuki Takeuchi, Hirofumi Ando, Daisuke Shishihara, Hidetoshi Mizutani
Filed: 29 Dec 17
Utility
Multilayer heating body
18 May 21
A multilayer heating body (1) includes a ceramic substrate (3), an electrode (4), heaters (5, 7), terminals (11, 13, 15, 17), and an electricity supply path (19).
Akifumi Tosa, Yasuhiko Inui, Kaname Miwa, Yosuke Shinozaki
Filed: 9 Jun 16
Utility
Spark plug
11 May 21
A spark plug wherein the occurrence of cracks at a joint portion between a cover portion and a metal shell in the spark plug is prevented.
Tatsuya Gozawa
Filed: 31 Mar 20
Utility
Ignition plug
11 May 21
An ignition plug comprising: an insulator having a through hole extending from a rear-end side toward a forward-end side; a center electrode inserted at least partially into a portion of the through hole on the forward-end side; a metal terminal member inserted at least partially into a portion of the through hole on the rear-end side; and a seal disposed within the through hole and in contact with the center electrode and an inner circumferential surface of the insulator.
Seiji Nakano, Kengo Fujimura, Shoma Tsumagari
Filed: 16 Jun 20
Utility
Endmill body and radius end mill
11 May 21
In an end mill body made of ceramic, a corner R rake face is formed in such a manner as to contain a point B and at least a region B, not a region A located on a side toward an end cutting edge.
Shusuke Kitagawa, Yuki Hatano
Filed: 29 Jun 17
Utility
Substrate supporting device
11 May 21
A substrate supporting device having a feeder structure that enables a large number of electrodes to be successfully supplied with power.
Noriaki Tokusho, Shunichi Sasaki, Tomohiro Ishino, Hisanori Aoyama, Makoto Hino, Kenichi Fukazawa, Atsushi Tsuchida, Toshiya Umeki
Filed: 6 Feb 17
Utility
Gas sensor element and gas sensor
4 May 21
A gas sensor element includes: an element main body including an oxygen concentration detection cell and an oxygen pump cell; and a protective layer that covers the element main body.
Takuya Nakatsukasa, Masaki Mizutani
Filed: 23 Aug 18
Utility
Particulate sensor and method for manufacturing particulate sensor
4 May 21
A particulate sensor (10) to be attached to a gas flow pipe EP through which a gas to be measured EG containing particulates S flows.
Norimasa Osawa, Masayuki Motomura, Keisuke Tashima
Filed: 21 Aug 18
Utility
Gas sensor
27 Apr 21
A gas sensor includes a sensor element, metal terminals, a tubular separator holding the metal terminals, lead wires connected to rear ends of the metal terminals, and an elastic member that holds the lead wires extending rearward from the separator.
Shunya Mihara, Takehiro Oba
Filed: 14 Mar 19