Patents by Inventor Yasuhiro Watanabe
Yasuhiro Watanabe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 12268038Abstract: The group III nitride semiconductor light emitting element according to this disclosure has, on a substrate, an n-type semiconductor layer, a light emitting layer, a p-type AlGaN electron blocking layer, a p-type contact layer and a p-side reflection electrode, in this order, wherein, a center emission wavelength of light emitted from the light emitting layer is 250 nm or greater and 330 nm or smaller, the Al composition ratio of the p-type AlGaN electron blocking layer is 0.40 or greater and 0.80 or smaller, the film thickness of the p-type contact layer is 10 nm or greater and 50 nm or smaller, and the p-type contact layer has a p-type AlGaN contact layer having Al composition ratio of 0.03 or greater and 0.25 or smaller.Type: GrantFiled: December 11, 2019Date of Patent: April 1, 2025Assignee: DOWA Electronics Materials Co., Ltd.Inventor: Yasuhiro Watanabe
-
Patent number: 12265345Abstract: An image forming apparatus includes a conveyance unit configured to convey a sheet in a conveyance direction, an image bearing member, a transfer unit, a fixing unit, a sheet discharge unit, a detection unit, and a control unit configured to control conveyance of the sheet by controlling the conveyance unit and the image bearing member. In a case where the control unit has judged that a jam occurred by a jammed sheet based on a detection result of the detection unit, the control unit is configured to perform a conveyance processing of conveying the jammed sheet such that a trailing edge of the jammed sheet reaches a downstream side of the transfer nip in the conveyance direction.Type: GrantFiled: November 27, 2023Date of Patent: April 1, 2025Assignee: CANON KABUSHIKI KAISHAInventors: Osamu Sasaoka, Akinori Yokota, Toshiyuki Watanabe, Yasuhiro Fukase
-
Patent number: 12263884Abstract: A vehicle front section structure including left and right front side frames, and left and right front side members. The left and right front side frames extend along a vehicle front-rear direction at respective sides in a vehicle width direction with respect to the power unit. A lower kick section sloping with a downward gradient on progression toward a vehicle rear side is formed at a rear section of each of the front side frames. The left and right front side members extend along the vehicle front-rear direction at a vehicle upper side of the left and right front side frames, are supported by the left and right front side frames, and configure part of a vehicle body. An upper kick section sloping with a downward gradient on progression toward the vehicle rear side is formed at a rear section of each of the front side members.Type: GrantFiled: June 17, 2022Date of Patent: April 1, 2025Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yasuhiro Hara, Norimasa Koreishi, Jumpei Watanabe, Hirotaka Ishioka
-
Publication number: 20250102945Abstract: An electrophotographic conductive member comprising: a conductive layer provided on an outer surface of a support, wherein the conductive layer comprises a plurality of domains dispersed in a matrix, the plurality of domains comprise a crosslinked product of a second rubber and a conductive particle, an outer surface of the electrophotographic conductive member is configured of the matrix and an exposed portion of the domain exposed on the outer surface of the electrophotographic conductive member, an impedance is 1.0×103 to 1.0×108? of the electrophotographic conductive member, and when specific regions are a first region and a second region, a volume resistivity R1 of a portion being not the conductive particle in the first region and a volume resistivity R2 of a portion being not the conductive particle in the second region satisfy R1>R2.Type: ApplicationFiled: September 20, 2024Publication date: March 27, 2025Inventors: SATORU NISHIOKA, ATSUSHI UEMATSU, YUICHI KIKUCHI, HIROAKI WATANABE, YASUHIRO FUSHIMOTO
-
Publication number: 20250091344Abstract: A liquid discharge apparatus includes a liquid discharge head and circuitry. The liquid discharge head discharges liquid droplets. The circuitry causes the liquid discharge head to selectively discharge two or more types of liquid droplets having a first droplet having a first discharge volume and a second droplet having a second discharge volume larger than the first discharge volume to form an image of dots of the first droplet and the second droplet on a medium with gradations according to a gradation value of the image on a portion of the medium. Further, the circuitry monotonically decreases a number of white pixels without discharging the liquid droplets on the medium with an increase in the gradation value.Type: ApplicationFiled: September 17, 2024Publication date: March 20, 2025Inventors: Takahiro YOSHIDA, Yasuhiro WATANABE
-
Patent number: 12252114Abstract: A parking assistance method includes: storing positions of target objects detected around the target parking position as learned target object positions; when the own vehicle travels in a vicinity of the target parking position after the learned target object positions are stored, counting the number of times that the learned target object position coincides with a surrounding target object position of a target object detected around the own vehicle and providing a higher degree of reliability to the learned target object position having a larger number of times of coincidence with the surrounding target object position; by comparing the learned target object position having a degree of reliability greater than or equal to a predetermined threshold degree of reliability with a position of a target object detected around the own vehicle, calculating a relative position of the own vehicle with respect to the target parking position.Type: GrantFiled: November 30, 2021Date of Patent: March 18, 2025Assignee: Nissan Motor Co., Ltd.Inventors: Muku Takeda, Yasuhiro Suzuki, Takeshi Watanabe
-
Patent number: 12246704Abstract: A parking assistance method includes: detecting, from an image of surroundings of a vehicle, a first target object position; detecting a first image capturing situation when the image is captured; with respect to a second target object position of a target object detected from a past image of surroundings of a target parking position in a past, retrieving one or more combinations of a relative positional relationship between the second target object position and the target parking position and a second image capturing situation when the past image is captured; selecting, the relative positional relationship combined with the second image capturing situation having a difference from the first image capturing situation less than or equal to a predetermined difference; and calculating, based on the selected relative positional relationship and the first target object position, a relative position between a current position of the vehicle and the target parking position.Type: GrantFiled: November 30, 2021Date of Patent: March 11, 2025Assignee: Nissan Motor Co., Ltd.Inventors: Takeshi Watanabe, Yasuhiro Suzuki, Muku Takeda
-
Publication number: 20250065592Abstract: The present invention relates to a glass article 2 including a first main surface 2A, a second main surface 2B, and an end surface 2C connecting the first main surface 2A and the second main surface 2B, in which the end surface 2C includes a side surface portion 2CC, a first chamfered portion 2CA connecting the side surface portion 2CC and the first main surface 2A, and a second chamfered portion 2CB connecting the side surface portion 2CC and the second main surface 2B, and a parameter R defined by Formula (1) satisfies Formula (2) (in expression (1), Ecg, A, B, C, D, and t, are as defined in the specification). (1): R=0.38·Ecg?A/t?2.61·B/t+4.38·C/t?10.6·D/t (2): R?23.Type: ApplicationFiled: November 15, 2024Publication date: February 27, 2025Applicant: AGC Inc.Inventors: Ryou HOKARI, Atsushi INOUE, Toshinari WATANABE, Yasuhiro INOUE
-
Publication number: 20250072194Abstract: Provided is a light-emitting element having excellent close adherence between a protective film and a semiconductor layer. The light-emitting element is a flip chip-type light-emitting element including a buffer layer formed on a main surface of a substrate, an n-type AlGaN layer formed on the buffer layer, and a light-emitting layer and a p-type AlGaN layer formed in order on at least part of the n-type AlGaN layer. An exposed surface of the substrate is present at an end section on the main surface of the substrate. In a cross-section of the light-emitting element, the exposed surface is inclined at an acute angle ?s of 45° or less relative to a horizontal line of an interface between the substrate and the buffer layer.Type: ApplicationFiled: August 21, 2024Publication date: February 27, 2025Applicant: DOWA Electronics Materials Co., Ltd.Inventors: Masahito MIYASHITA, Yasuhiro WATANABE, Haruka HIRAYAMA
-
Patent number: 12235926Abstract: An optimization apparatus includes: Ising machines that each search for a solution of a subproblem among subproblems obtained by dividing a problem represented by an Ising model, each of the Ising machines including: a memory configured to store values of a state variable set corresponding to a subproblem to be calculated for a plurality of groups; a processor configured to: perform processing of calculating a second solution candidate for each of the plurality of groups based on first solution candidates of subproblems calculated by other Ising machines by changing a group to be processed for every unit period such that the second solution candidate is calculated for the state variable set of a group different from groups processed by the other Ising machines in a same unit period; and a communication circuit configured to transmit the second solution candidate to the other Ising machines every time the unit period ends.Type: GrantFiled: January 5, 2021Date of Patent: February 25, 2025Assignee: FUJITSU LIMITEDInventor: Yasuhiro Watanabe
-
Publication number: 20250059310Abstract: It is an object to provide a method for efficiently producing an N-alkylmaleimide-based polymer that has an excellent optical characteristic, excellent heat resistance, and excellent mechanical strength. A method for producing an N-alkylmaleimide-based polymer in accordance with an aspect of the present invention includes using an oil-soluble radical polymerization initiator to carry out suspension polymerization, in an aqueous medium in the presence of at least one dispersant selected from the group consisting of a nonionic compound having no hydrogen bonded to oxygen or nitrogen, a polyacrylate salt, and a polyalkylene glycol, with respect to a monomer mixture consisting of 20% by weight to 100% by weight of N-alkylmaleimide and 0% by weight to 80% by weight of other copolymerizable monomers, the N-alkylmaleimide being represented by the following general formula (1): where R represents a C1-C12 linear alkyl group, a C3-C12 branched alkyl group, or a C3-C6 cyclic alkyl group.Type: ApplicationFiled: December 21, 2022Publication date: February 20, 2025Applicants: TOSOH CORPORATION, KAI PHOTONICS CO., LTD.Inventors: Satoru YAMADA, Misaki WATANABE, Fumiaki KATAGIRI, Takahiro KITAGAWA, Ryuichi SAKASHITA, Yasuhiro KOIKE
-
Publication number: 20250041668Abstract: An exercise menu contributing to improvement of a walking function is created and is provided to a user. An exercise menu management device includes a memory storing body state information, walking importance degree information, and exercise information. A processor selects one or more of the predetermined parts on the basis of the body state information and the walking importance degree information, creates the exercise menu by selecting a predetermined exercise related to the selected one or more predetermined parts, and outputs the exercise menu that has been created.Type: ApplicationFiled: October 18, 2024Publication date: February 6, 2025Applicant: ASAHI INTECC CO., LTD.Inventors: Yasuhiro KANOKO, Kasuhiko KAWASHITA, Tatsuya WATANABE
-
Patent number: 12214778Abstract: A parking assistance method including: detecting a target object position that is a relative position with respect to the own vehicle; retrieving a known target object and a relative positional relationship between the known target object and a target parking position from a storage device; based on the detected target object position detected and a relative positional relationship between the known target object and a target parking position, estimating a relative position of the target parking position with respect to a current position of the own vehicle; based on the estimated relative position, calculating a target travel trajectory from a current position of the own vehicle to the target parking position; determining estimation precision of the estimated relative position; when the estimation precision is low, limiting a speed limit of movement speed at which the own vehicle is caused to travel along the target travel trajectory to a speed lower.Type: GrantFiled: November 29, 2021Date of Patent: February 4, 2025Assignee: Nissan Motor Co., Ltd.Inventors: Takeshi Watanabe, Yasuhiro Suzuki, Muku Takeda
-
Publication number: 20250040302Abstract: Provided are an ultraviolet light-emitting element that enables high light emission output and a method of producing the same. The light-emitting element (100) includes, in stated order: an n-type semiconductor layer (3) formed of AlxGa1-xN having an Al composition ratio x; a quantum well-type light-emitting layer (4); a p-type electron blocking layer (6) formed of AlyGa1-yN having an Al composition ratio y; a p-type cladding layer (7) formed of AlzGa1-zN having an Al composition ratio z; and a p-type GaN contact layer (8). The p-type electron blocking layer (6) has an Al composition ratio y of 0.35 to 0.45 and a thickness of 11 nm to 70 nm. The total thickness of the p-type electron blocking layer (6) and p-type cladding layer (7) is 73 nm to 100 nm. The thickness of the p-type GaN contact layer (8) is 5 nm to 15 nm.Type: ApplicationFiled: December 5, 2022Publication date: January 30, 2025Applicant: DOWA Electronics Materials Co., Ltd.Inventor: Yasuhiro WATANABE
-
Publication number: 20250034180Abstract: A compound including the following Group 1, a partial structure that is an alkylene chain or a polyalkylene oxide chain, and the following Group 2: Group 1: —SiR13 Group 2: —Si(R2)nL3-n where each of pieces of R1 independently represents a hydrocarbon group or a trialkylsilyloxy group, each of pieces of R2 independently represents a hydrocarbon group, each of pieces of L independently represents a hydrolyzable group or a hydroxyl group, and n is an integer from 0 to 2.Type: ApplicationFiled: September 24, 2024Publication date: January 30, 2025Applicant: AGC Inc.Inventors: Koki WATANABE, Motoshi AOYAMA, Yasuhiro HIRATA, Hironobu SAKAGUCHI, Eiichiro ANRAKU, Shiori KAWAKAMI
-
Publication number: 20250036359Abstract: A data processing device including: a memory storing a plurality of values at a first time point, which include: values of state variables at the first time point and included in an evaluation function of a combinatorial optimization problem with a constraint condition; values of first local fields at the first time point and used to specify a change amount of values of the evaluation function by a change in the values of the state variables; and values of second local fields at the first time point and used to specify an amount to be added to the values of the evaluation function when the constraint condition is not satisfied; and a control circuit configured to return the plurality of state variables, the first local fields, and the second local fields to the values at the first time point when the determination circuit has determined not to accept the change.Type: ApplicationFiled: June 27, 2024Publication date: January 30, 2025Applicant: Fujitsu LimitedInventors: Fang YIN, Yasuhiro WATANABE, Hirotaka TAMURA
-
Publication number: 20250034751Abstract: Provided are a method of producing single crystal AlN, single crystal AlN, and a single crystal AlN production apparatus with which single crystal AlN can be cheaply and continuously produced. The method of producing single crystal AlN includes a melt formation step of heating and melting an alloy to form a melt of the alloy and a deposition step of cooling a portion of the melt and providing a temperature gradient in the melt while causing deposition of single crystal AlN. In the deposition step, a nitrogen-containing gas is brought into contact with a high-temperature portion of the melt and a single crystal AlN seed crystal or a substrate for crystal growth is held in a low-temperature portion of the melt so as to continue to take nitrogen into the melt in the high-temperature portion while causing deposition of single crystal AlN.Type: ApplicationFiled: February 20, 2023Publication date: January 30, 2025Applicants: TOHOKU UNIVERSITY, DOWA HOLDINGS Co., Ltd.Inventors: Hiroyuki FUKUYAMA, Makoto OHTSUKA, Masayoshi ADACHI, Rintaro MIYATA, Yasuhiro WATANABE
-
Publication number: 20250026959Abstract: A compound including an alkyl group having two or more carbon atoms, an organopolysiloxane residue, and a reactive silyl group, and an application thereof.Type: ApplicationFiled: September 24, 2024Publication date: January 23, 2025Applicant: AGC Inc.Inventors: Motoshi AOYAMA, Koki WATANABE, Yasuhiro HIRATA, Hironobu SAKAGUCHI, Eiichiro ANRAKU, Shiori KAWAKAMI
-
Publication number: 20250026335Abstract: A parking assistance method includes: storing positions of target objects detected around the target parking position as learned target object positions; when the own vehicle travels in a vicinity of the target parking position after the learned target object positions are stored, counting the number of times that the learned target object position coincides with a surrounding target object position of a target object detected around the own vehicle and providing a higher degree of reliability to the learned target object position having a larger number of times of coincidence with the surrounding target object position; by comparing the learned target object position having a degree of reliability greater than or equal to a predetermined threshold degree of reliability with a position of a target object detected around the own vehicle, calculating a relative position of the own vehicle with respect to the target parking position.Type: ApplicationFiled: November 30, 2021Publication date: January 23, 2025Inventors: Muku Takeda, Yasuhiro Suzuki, Takeshi Watanabe
-
Patent number: 12202549Abstract: Instrument panel side parts are provided integrally with an instrument panel main body part. Vehicle-mounted components are housed in the instrument panel side parts. Thus, even in a vehicle in which an engine compartment is not provided on a vehicle front side in a vehicle cabin it is possible to ensure a housing space for these vehicle mounting parts. Further, the instrument panel side parts are provided integrally with the instrument panel main body part. Thus, compared to a case in which the instrument panel side parts are separated from the instrument panel main body part, a space around the driver's seat can be expanded by the reduced amount of dead space, and the comfortability of the driver can be ensured.Type: GrantFiled: April 13, 2022Date of Patent: January 21, 2025Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yasuhiro Hara, Norimasa Koreishi, Jumpei Watanabe, Hirotaka Ishioka