4584 patents
Page 19 of 230
Utility
Semiconductor device
15 Aug 23
An object is to provide a technology that can enhance electrical characteristics of a semiconductor device.
Yohei Yuda, Tatsuro Watahiki
Filed: 13 Mar 19
Utility
Plate heat exchanger, heat pump device including plate heat exchanger, and heat pump type of cooling, heating, and hot water supply system including heat pump device
8 Aug 23
A plate heat exchanger includes heat transfer plates having openings at four corners thereof, having outer wall portions at their edges, and stacked together.
Faming Sun, Susumu Yoshimura, Yoshitaka Eijima, Sho Shiraishi, Ryosuke Abe, Masahiro Yokoi, Kazutaka Suzuki
Filed: 28 Feb 19
Utility
Self-luminous body for display apparatus, self-luminous display apparatus, backlight, liquid crystal display apparatus, and method for manufacturing self-luminous body for display apparatus
8 Aug 23
A time required to manufacture a self-luminous body for a display apparatus is shortened.
Takanori Okumura, Kazumasa Katayama, Hidetada Tokioka, Masami Hayashi, Manabu Iwakawa, Shinsaku Yamaguchi
Filed: 3 Feb 20
Utility
Machining-process generation device, and machining-process generation method
8 Aug 23
A machining-process generation device includes: a process-instance storage section to store therein a process instance that is an instance of a machining process indicating machining details of each machining-operation unit; a process generation section to generate a machining process on a basis of the process instance and a generation condition for the machining process, and to generate background information indicating a background to generation of the machining process, the background information including information of the process instance used to generate the machining process; and a display section capable of displaying the background information on a display device.
Joji Wakairo, Kenji Iriguchi, Susumu Matsubara, Hiroki Kaneko, Savilleramadhona
Filed: 11 Jul 17
Utility
Particle detection device
8 Aug 23
A particle detection device includes: a first light source to emit first irradiation light; a first light-collection member; a second light-collection member facing the first reflection surface; a second light source to emit second irradiation light; and a first light-reception element.
Kenya Nakai, Nozomi Enoki
Filed: 22 Jun 18
Utility
Touch panel device, memory effect correction method, and storage medium storing memory effect correction program
8 Aug 23
A touch panel device includes processing circuitry to generate coordinate information based on a signal outputted from the touch panel and to output a detection value based on depressing force.
Akihito Yamamoto, Kentaro Mori, Yuichi Sasaki, Sohei Osawa
Filed: 16 Feb 22
Utility
Automobile use video image recording device and automobile use graphical image recognition device
8 Aug 23
In a video image recording device, when a scene outside of a vehicle is recorded through a wind shield, a scene on the inside of a vehicle room is reflected by the wind shield and reflection glare is produced.
Yoichi Kato, Nariaki Takehara, Takuya Taniguchi, Kunio Ueda
Filed: 31 Aug 18
Utility
Power module
8 Aug 23
A second semiconductor switching element is connected in series with a first semiconductor switching element, and is at least partially stacked on the first semiconductor switching element in the thickness direction.
Takashi Tsubakidani, Kosuke Yamaguchi
Filed: 17 Mar 21
Utility
Power conversion system
8 Aug 23
A power conversion system includes: a self-excited power converter to perform power conversion between a first AC system and a DC system; a first transformer having a primary side connected to the first AC system and a secondary side connected to the self-excited power converter; and a first impedance circuit connected between a ground and a neutral point on the secondary side of the first transformer, or between the ground and an AC line connecting the secondary side of the first transformer and the self-excited power converter.
Kazuyori Tahata, Fuminori Nakamura, Shigeo Hayashi
Filed: 8 Aug 19
Utility
Motor drive device
8 Aug 23
A direct-current bus power supply as a power supply device supplies power to a load capable of switching a state between a driving state in which driving is performed by receiving power supply and a standby state in which driving is stopped while receiving power supply.
Yuki Fukuda, Tatsuya Fujimura
Filed: 17 May 19
Utility
Vacuum interrupter
8 Aug 23
A vacuum interrupter includes: an insulation cylinder; a fixed-side flange; a movable-side flange; a fixed-side electrode rod fixed to the fixed-side flange at one end and having a fixed-side electrode fitting shaft on a fixed-side end surface at another end; a movable-side electrode rod connected to the movable-side flange via a bellows at one end and having a movable-side electrode fitting shaft on a movable-side end surface at another end; a fixed-side windmill-shaped electrode fixed to the fixed-side electrode fitting shaft; and a movable-side windmill-shaped electrode fixed to the movable-side electrode fitting shaft.
Masashi Kawada
Filed: 16 Apr 20
Utility
Rotary electric machine
8 Aug 23
To provide a rotary electric machine which is improved in cooling performance.
Kohei Egashira, Kazuya Hasegawa, Tatsuro Hino
Filed: 30 Sep 20
Utility
Phase synchronization circuit and in-phase distribution circuit
8 Aug 23
In a case where signals branched from a single reference signal source are transmitted via a plurality of cables, a phase synchronization circuit can be used to stabilize a phase of a signal to be outputted from each cable.
Hiroyuki Mizutani, Sho Ikeda, Kae Morita
Filed: 31 Mar 22
Utility
OFDM modulation device and OFDM demodulation device
8 Aug 23
An OFDM modulation device includes a communication use specifying unit to specify a communication use of a communication frame, a header generating unit to generate a header of the communication frame in which communication use specifying information indicating the communication use specified by the communication use specifying unit is stored, a payload generating unit to generate a payload of the communication frame, and an inverse fast Fourier transform unit to generate a communication frame of time domain by executing an inverse fast Fourier transform of a size corresponding to the communication use specified by the communication use specifying unit on data of frequency domain including the header generated by the header generating unit and the payload generated by the payload generating unit.
Yoshihiro Akeboshi
Filed: 2 Nov 22
Utility
Optical semiconductor device
8 Aug 23
An optical device includes: lasers output first light from a front-end side and output second light from a rear-end side; an optical multiplexer circuit multiplex respective rays of the first light, to thereby send out output light; waveguides guide respective rays of the second light toward one end face of the optical device; and light detectors receive respective rays of reflected light that are due to reflection of the respective rays of the second light after being guided by the waveguides, on the one end face or on respective inclined end faces in concave portions formed on that one end face.
Ryosuke Nagao, Yuichiro Okunuki, Keisuke Matsumoto
Filed: 27 May 19
Utility
Hybrid reference signal with low PAPR for DFT-S-OFDM
8 Aug 23
Arnaud Bouttier
Filed: 20 Oct 20
Utility
Network addressing method, control station, and earth station
8 Aug 23
In a satellite communication system to perform routing with a communication channel via a satellite, when an earth station is to enter the satellite communication system, a control station notifies the earth station, using a control channel via the satellite, of the network address of the earth station managed by the control station.
Makiko Hiragi, Kazunobu Fukuda
Filed: 28 Jan 19
Utility
Scroll compressor
1 Aug 23
A scroll compressor includes: a shell forming an outer case, a fixed scroll and an orbiting scroll stored in the shell, a frame holding the orbiting scroll, a thrust plate between the orbiting scroll and the frame, and a thrust oil return pipe fixed to the frame.
Kohei Tatsuwaki, Fumihiko Ishizono, Yuji Takamura
Filed: 28 Jan 19
Utility
Heat exchanger and refrigeration cycle apparatus
1 Aug 23
Provided is a heat exchanger, including a plurality of heat exchange members arranged in a first direction so as to be spaced apart from each other.
Yuta Komiya, Shinya Higashiiue, Tsuyoshi Maeda, Ryota Akaiwa, Shigeyoshi Matsui, Akira Ishibashi, Eiji Hihara, Chaobin Dang, Jiyang Li
Filed: 21 Mar 22
Utility
Semiconductor device
1 Aug 23
A transistor and a diode are formed on a common semiconductor substrate; the semiconductor substrate has a transistor region and an outer peripheral region surrounding it; the transistor region is divided into a plurality of channel regions and a plurality of non-channel regions by a plurality of gate electrodes each having a stripe shape; each of the plurality of non-channel regions has a first semiconductor layer, a second semiconductor layer, a third semiconductor layer, a fifth semiconductor layer, a first electrode, and a second electrode; the third semiconductor layer and the fifth semiconductor layer are electrically connected to the second electrode via a contact hole; and the fifth semiconductor layer is selectively provided not to be in contact with an impurity layer of a first conductivity type that is provided in the outer peripheral region and defines a boundary with a cell region.
Tetsuo Takahashi, Hidenori Fujii, Shigeto Honda
Filed: 12 Jul 21