262 patents
Page 2 of 14
Utility
Waveguide slot antenna
18 Apr 23
A waveguide slot antenna is configured by a waveguide, formed by a dielectric substrate, a first conductive layer formed at a lower surface of the dielectric substrate, a second conductive layer formed at an upper surface of the dielectric substrate and provided with one or a plurality of slots, and a pair of side wall parts electrically connecting the first and second conductive layers and extending in a first direction, being provided with a power feeding part.
Hiroyuki Takahashi, Satoshi Hirano, Naoko Mori, Ikuro Aoki, Takuya Adachi
Filed: 1 Nov 19
Utility
Holding apparatus
18 Apr 23
A holding apparatus including a holding substrate having a first main face on one side in a thickness direction thereof, and a heat generation section which is disposed in the holding substrate and generates heat when energized.
Kaname Miwa
Filed: 31 Jan 18
Utility
Surface-coated cutting tool
11 Apr 23
Shota Nozaki, Ryoji Toyoda
Filed: 27 Nov 19
Utility
Spark plug
28 Mar 23
A spark plug having a center electrode that includes a columnar noble metal tip at one end thereof, and a ground electrode that forms a spark gap between the ground electrode and a circular discharge surface of the tip.
Kazuki Ito, Hiroaki Izawa, Kengo Hattori
Filed: 19 Aug 21
Utility
Gas sensor
21 Mar 23
A gas sensor includes a gas sensor element for detecting the concentration of a specific gas in a gas under measurement, a tubular housing having an opening, a sealing member closing the opening, and a heat dissipating member having a rear end located at the same position or forward of the rear end of the housing.
Daisuke Matsuyama, Masahiro Asai, Masashi Nomura, Yuto Inose, Takehiro Oba
Filed: 20 Oct 20
Utility
Feed portion for coupling to a waveguide formed in a substrate, where the feed portion includes vias connected to a connection pad
21 Feb 23
A waveguide includes a dielectric substrate, a first conductor layer and a second conductor layer formed on a lower surface and an upper surface thereof, a pair of side wall parts forming side walls of both sides of the waveguide, and a feed part feeding an input signal to the waveguide.
Hiroyuki Takahashi, Satoshi Hirano, Naoko Mori, Ikuro Aoki, Takuya Adachi
Filed: 11 Sep 19
Utility
Ultrasonic generator
14 Feb 23
An ultrasonic generator includes an ultrasonic wave source and a converging portion.
Takeshi Morita, Kang Chen, Takashi Iijima, Takasuke Irie
Filed: 1 Dec 20
Utility
Gas sensor element and gas sensor
24 Jan 23
Disclosed is a gas sensor element having: a solid electrolyte body containing oxygen-ion conductive ZrO2; a detection electrode disposed on the solid electrolyte body to be exposed to a gas under measurement; and a reference electrode disposed on the solid electrolyte body to be exposed to a reference gas.
Midori Matsumura, Hiroshi Isomura, Kazuki Yoshioka, Ryosuke Ota
Filed: 6 Mar 19
Utility
Method for producing semiconductor production device component, and semiconductor production device component
24 Jan 23
A first ceramic member and a second ceramic member are joined together at a lower joining temperature while reducing the loss of bond strength.
Kohei Mitsuya, Hideo Tange, Motoki Hotta, Takamichi Ogawa
Filed: 13 Jul 17
Utility
Optical wavelength conversion member and light-emitting device
24 Jan 23
One aspect of the disclosure provides an optical wavelength conversion member including a polycrystalline ceramic sintered body containing, as main components, Al2O3 crystal grains and crystal grains represented by formula (Y,A)3B5O12:Ce.
Shohei Takaku, Yusuke Katsu, Tsuneyuki Ito, Toshiaki Kurahashi, Hideto Yamada
Filed: 1 Jul 19
Utility
NOx sensor element and NOx sensor
10 Jan 23
A NOx sensor element includes: a first pump cell configured to adjust an oxygen concentration in a first measurement chamber; a diffusion resistance portion configured to adjust a diffusion rate of a measurement target gas introduced into the first measurement chamber; and a second pump cell in which a pump current corresponding to a NOx concentration in the measurement target gas after the adjustment of the oxygen concentration, flows.
Kentaro Kamada, Hitoshi Furuta
Filed: 30 Mar 20
Utility
Package
10 Jan 23
A package has a package body formed by stacked insulating layers and having a front surface including a mounting area, a back surface and a side surface; a plurality of hollow portions arranged so as to be adjacent to each other on the front surface of the package body; a plurality of electrode pads individually placed on respective bottom surfaces of the hollow portions; and a partition wall formed by at least one insulating layer that forms the package body and having protruding banks at its both edge sides.
Takayuki Miyaji
Filed: 17 Dec 19
Utility
Method for manufacturing sensor element
27 Dec 22
A method for manufacturing a sensor element that includes: a pair of electrodes; a ceramic layer having a hollow space that is to be an air introduction hole; and a first layer and a second layer stacked at both surfaces of the ceramic layer, One of the electrodes is in communication with the hollow space, The method includes: preparing an unsintered ceramic sheet, and a burn-out material sheet having a thickness different from that of the unsintered ceramic sheet, the burn-out material sheet having, in a plane orthogonal to the direction of an axial line O, a cross-sectional area substantially identical to a cross-sectional area of the pre-sintering hollow space; placing the burn-out material sheet in the pre-sintering hollow space; pressing the sheets so as to have an identical thickness; and burning out the burn-out material sheet.
Satoshi Okazaki, Masaki Mizutani, Ai Igarashi
Filed: 3 Mar 20
Utility
Gas sensor
20 Dec 22
A gas sensor (100) extending in an axial direction AX including: a gas sensor element (120) which detects the concentration of a specific gas in a gas under measurement; a tubular metallic shell (110) having a polygonal tool engagement portion (110B) surrounding the gas sensor element (120); a tubular outer tube (103) which extends rearward from the metallic shell (110), surrounds the gas sensor element (120), and has an opening (103E) at a rear end thereof; a sealing member (191) which seals the opening (103E); and a tubular heat dissipating member (104) which surrounds the outer tube (103) and reduces the amount of heat transferred from the forward end side of the gas sensor (100) through the outer tube (103) to the sealing member (191).
Daisuke Matsuyama, Masahiro Asai, Masashi Nomura, Yuto Inose
Filed: 28 Feb 20
Utility
Spark plug
29 Nov 22
A spark plug capable of generating a sufficient volume of jet with an increased range is provided.
Kenji Ban, Tatsuya Gozawa
Filed: 27 Apr 20
Utility
Holding device
22 Nov 22
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
Hydrogel and method for producing hydrogel
8 Nov 22
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
Internal combustion engine component and method of manufacturing internal combustion engine component
18 Oct 22
A spark plug that prevents a decrease in strength of a member to which a mark is attached while ensuring a readability of the mark, and a method of manufacturing the spark plug.
Naoki Sadaka
Filed: 30 Oct 19
Utility
Spark plug
18 Oct 22
The spark plug includes a cylindrical insulator, a center electrode provided in the insulator, and a cylindrical metal shell provided around the insulator.
Shunsuke Tsuga, Keiji Ozeki
Filed: 27 Apr 20
Utility
Manufacturing method of gas sensor
11 Oct 22
Disclosed is a manufacturing method of a gas sensor.
Takehiro Oba, Tatsuya Okumura
Filed: 30 Sep 20