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).
-
Publication number: 20230158486Abstract: A fluid handling device includes: a channel chip including a well for containing a fluid, a channel connected to the well, a valve disposed on the channel, and a through hole; and a pressing member including a first protrusion and a second protrusion, the first protrusion being for pressing the valve to close the valve, the second protrusion being inserted into the through hole and being for positioning the first protrusion with respect to the valve, the pressing member being rotatable about a rotational axis extending through the second protrusion.Type: ApplicationFiled: October 4, 2022Publication date: May 25, 2023Applicant: Enplas CorporationInventors: Yasuhiro WATANABE, Nobuya SUNAGA, Koichi ONO
-
Publication number: 20230105119Abstract: A multi band filter package is disclosed. The multi band filter can include a first acoustic wave filter that is mounted on a carrier, a second acoustic wave filter mounted on the carrier, and a ground pad on the carrier. The first acoustic wave filter has a first filter component and a first shunt resonator. The second acoustic wave filter has a second filter component and a second shunt resonator. The first and second acoustic wave filters are arranged such that the first and second shunt resonators are positioned between the first and second filter component. The first and second shunt resonators are coupled to the ground pad by way of an electrically conductive path. A least a portion of the electrically conductive path is positioned between the first and second shunt resonators.Type: ApplicationFiled: September 28, 2022Publication date: April 6, 2023Inventor: Yasuhiro Watanabe
-
Publication number: 20230107684Abstract: An acoustic wave filter package is disclosed. The acoustic wave filter package can include a first acoustic wave filter, a second acoustic wave filter, and a shared node. The first acoustic wave filter is configured to filter a first radio frequency signal. The first acoustic wave filter has a first shunt resonator. The second acoustic wave filter is configured to filter a second radio frequency signal. The second acoustic wave filter having a second shunt resonator. The first and second shunt resonators are electrically coupled to ground at the shared node.Type: ApplicationFiled: September 28, 2022Publication date: April 6, 2023Inventor: Yasuhiro Watanabe
-
Publication number: 20230081944Abstract: A data processing apparatus includes one or more processors configured to execute, in parallel, first processing of changing a value of a first target state variable of a plurality of first state variables that belong to a first index range of indices corresponding to each of a plurality of state variables based on an amount of change in a value of the energy function when the plurality of first state variables are candidates of changing, and second processing of changing a value of a second target state variable of a plurality of second state variables that belong to a second index range that does not overlap with the first index range based on an amount of change in a value of the energy function when the plurality of second state variables are candidates of changing.Type: ApplicationFiled: May 25, 2022Publication date: March 16, 2023Applicant: FUJITSU LIMITEDInventor: Yasuhiro Watanabe
-
Publication number: 20230040765Abstract: Provided is an ultraviolet light receiving device having photosensitivity effective to target wavelengths in the ultraviolet region. A Schottky junction ultraviolet light receiving device has the photosensitivity peak wavelength in an ultraviolet region of 230 nm or more and 320 nm or less, and exhibits a rejection ratio of 105 or more, the rejection ratio being the ratio of the responsivity Rp to the peak photosensitivity wavelength to the average of the responsivity Rv to a visible region of 400 nm or more and 680 nm or less (Rp/Rv).Type: ApplicationFiled: January 15, 2021Publication date: February 9, 2023Applicants: DOWA HOLDINGS Co., Ltd., DOWA Electronics Materials Co., Ltd.Inventors: Ryuichi TOBA, Yasuhiro WATANABE
-
Publication number: 20220318663Abstract: A non-transitory computer-readable recording medium storing an optimization program that cause a computer to execute a process. The process includes reading information including first cost for first element, a first local field for the first element, second cost for second element, and a second local field for the second element from a first memory, writing the read information to a second memory that has a smaller capacity than that of the first memory; iterating processing of calculating a second change amount of the evaluation function when an exchange of the assignment locations is made between two elements belonging to the first or second group, executing the exchange when the second change amount is smaller than a noise value obtained, and updating the first local field and the second local field, and the second cost, and switching a group pair of the first and second groups.Type: ApplicationFiled: December 13, 2021Publication date: October 6, 2022Applicant: FUJITSU LIMITEDInventors: Kentaro Katayama, Yasuhiro Watanabe
-
Patent number: 11422515Abstract: An information processing device includes: a memory; and a processor coupled to the memory and configured to calculate, for a plurality of bits corresponding to a plurality of spins included in an Ising model obtained by converting a problem to be calculated, in a case where the plurality of bits is divided into a plurality of groups, on the basis of a first local field value for a first bit having a value of 1 and a second local field value for a second bit having a value of 0 among a plurality of bits included in each of the plurality of groups, a first energy change of the Ising model due to a change of the value of the first bit from 1 to 0 and a change of the value of the second bit from 0 to 1.Type: GrantFiled: April 2, 2020Date of Patent: August 23, 2022Assignee: FUJITSU LIMITEDInventors: Kouichi Kanda, Hirotaka Tamura, Yasuhiro Watanabe
-
Publication number: 20220241770Abstract: A fluid handling device includes a board that includes a board body, and a lid that faces the first surface of the board and is disposed so as to form a space between the board and the lid. The lid includes a lid body including a second surface, and a first through hole which allows for injection of a fluid into the space and includes a first opening that opens onto the second surface and a second opening that opens onto a surface other than the second surface. The lid further includes a spacer which is integrally molded with the lid body; alternatively, the board includes a spacer which is integrally molded with the board body.Type: ApplicationFiled: January 31, 2022Publication date: August 4, 2022Applicant: Enplas CorporationInventors: Hayato INOUE, Koichi ONO, Tomoki NAKAO, Shota TAKAMATSU, Yasuhiro WATANABE
-
Patent number: 11380947Abstract: The rack-type power supply device includes a plurality of battery modules each of which accommodates a plurality of secondary battery cells, a rack main body that vertically accommodates battery modules in a horizontal posture like a plurality of steps with gaps between the battery modules, and a plurality of cooling fans that are arranged on a front surface side of the rack main body and blow cooling air into the gaps between battery modules. The rack main body also includes a back-side duct in which cooling air having passed through the gaps flows upward on a back surface side of the battery modules. In addition, rack main body includes an air outlet for discharging cooling air having passed through the back-side duct on a top surface side. The cooling fan is disposed to be shifted from the gap between the battery modules in front view of the rack main body.Type: GrantFiled: October 12, 2017Date of Patent: July 5, 2022Assignee: SANYO Electric Co., Ltd.Inventors: Yasuhiro Oono, Yasuhiro Watanabe, Toshikazu Ura, Masahiro Kawabata
-
Publication number: 20220188678Abstract: A recording medium stores an optimization program for causing a computer to execute a process including: acquiring information on an evaluation function obtained by converting a problem; determining values of temperature parameters used for solution processing of an optimal solution by a replica exchange method; setting each of values of the temperature parameters to any one of replicas; and executing the solution processing by performing, for each of the replicas, update processing of repeating update of any value of state variables included in the evaluation function in accordance with a first transition probability, and repeating exchange processing of exchanging, between the replicas, any values of the temperature parameters set for each of the replicas or values of the state variables in each of the replicas, in accordance with an exchange probability that satisfies an invariant distribution condition of probability distribution obtained by the first transition probability.Type: ApplicationFiled: October 1, 2021Publication date: June 16, 2022Applicant: FUJITSU LIMITEDInventors: Daisuke Kushibe, Yasuhiro Watanabe
-
Patent number: 11351857Abstract: In a sleeve member for a filler pipe, the filler pipe passes through the sleeve member internally and is positioned with an upper end thereof on a fuel supply portion formed on an outside panel forming an outside of an automobile through a through hole formed in an inside panel forming a wheel house of the automobile. The sleeve member includes an attachment portion relative to the outside panel; a main seal portion elastically deformed and pressed against an inner face facing a space formed between the inside panel and the outside panel in such a way so as to surround the through hole by an insertion into the through hole; and an engagement portion which becomes engageable with a hole edge portion of the through hole positioned on an outer-face side of the inside panel by the insertion into the through hole.Type: GrantFiled: February 13, 2018Date of Patent: June 7, 2022Assignee: NIFCO INC.Inventors: Jumpei Horikawa, Yasuhiro Watanabe
-
Publication number: 20220123177Abstract: Provided is a reflective electrode for a deep ultraviolet light-emitting element that enables a balance of both high light emission output and excellent reliability. A method of producing the reflective electrode for a deep ultraviolet light-emitting element includes: a first step of forming Ni with a thickness of 3 nm to 20 nm as a first metal layer on a p-type contact layer having a superlattice structure; a second step of forming Rh with a thickness of not less than 20 nm and not more than 2 ?m as a reflective metal on the first metal layer; and a third step of performing heat treatment of the first metal layer and the second metal layer at not lower than 300° C. and not higher than 600° C.Type: ApplicationFiled: January 20, 2020Publication date: April 21, 2022Applicant: DOWA Electronics Materials Co., Ltd.Inventors: Yasuhiro WATANABE, Masayuki NAKANO
-
Patent number: 11309454Abstract: A deep ultraviolet LED with a design wavelength ?, including a reflecting electrode layer (Au), a metal layer (Ni), a p-GaN contact layer, a p-block layer made of a p-AlGaN layer, an i-guide layer made of an AlN layer, a multi-quantum well layer, an n-AlGaN contact layer, a u-AlGaN layer, an AlN template, and a sapphire substrate that are arranged in this order from a side opposite to the sapphire substrate, in which the thickness of the p-block layer is 52 to 56 nm, a two-dimensional reflecting photonic crystal periodic structure having a plurality of voids is provided in a region from the interface between the metal layer and the p-GaN contact layer to a position not beyond the interface between the p-GaN contact layer and the p-block layer in the thickness direction of the p-GaN contact layer, the distance from an end face of each of the voids in the direction of the sapphire substrate to the interface between the multi-quantum well layer and the i-guide layer satisfies ?/2n1Deff (where ? is the design wavType: GrantFiled: January 25, 2019Date of Patent: April 19, 2022Assignees: Marubun Corporation, Shibaura Machine Co., Ltd., RIKEN, ULVAC, Inc., Tokyo Ohka Kogyo Co., Ltd., Nippon Tungsten Co., Ltd., Dai Nippon Printing Co., Ltd., Dowa Holdings Co., Ltd.Inventors: Yukio Kashima, Eriko Matsuura, Mitsunori Kokubo, Takaharu Tashiro, Hideki Hirayama, Noritoshi Maeda, Masafumi Jo, Ryuichiro Kamimura, Yamato Osada, Kanji Furuta, Takeshi Iwai, Yohei Aoyama, Yasushi Iwaisako, Tsugumi Nagano, Yasuhiro Watanabe
-
Patent number: 11302843Abstract: Disclosed is a deep ultraviolet light-emitting device which includes on a substrate 10 in order: an n-type semiconductor layer 30, a light-emitting layer 40, a p-type electron block layer 60, and a p-type contact layer 70, wherein the p-type contact layer 70 comprises a superlattice structure having an alternating stack of: a first layer 71 made of AlxGa1-xN having an Al composition ratio x higher than an Al composition ratio w0 of a layer configured to emit deep ultraviolet light in the light-emitting layer; and a second layer 72 made of AlyGa1-yN having an Al composition ratio y lower than the Al composition ratio x, and the Al composition ratio w0, the Al composition ratio x, the Al composition ratio y, and a thickness average Al composition ratio z of the p-type contact layer satisfy the formula [1] 0.030<z?w0<0.20 and the formula [2] 0.050?x?y?0.47.Type: GrantFiled: September 28, 2018Date of Patent: April 12, 2022Assignee: DOWA Electronics Materials Co., Ltd.Inventor: Yasuhiro Watanabe
-
Patent number: 11262717Abstract: An optimization device includes: search circuits, each configured to: hold values of state variables included in an evaluation function representing an energy value; calculate a change value of the energy value for each of state transitions which occurs in response to a change in one of the state variables; and determine stochastically whether to accept one of the state transitions according to a relative relationship between the change value of the energy value and thermal excitation energy, based on a set temperature value, the change value, and a random number value; and a controller configured to: acquire statistical information regarding a transition of a temperature value in each search circuit; determine a temperature value to be set in each search circuit based on the statistical information; set the temperature value for each search circuit; and exchange the temperature value or the values of the state variables between the search circuits.Type: GrantFiled: September 26, 2019Date of Patent: March 1, 2022Assignee: FUJITSU LIMITEDInventors: Jumpei Koyama, Noboru Yoneoka, Yasuhiro Watanabe, Motomu Takatsu
-
Publication number: 20220045239Abstract: 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: ApplicationFiled: December 11, 2019Publication date: February 10, 2022Applicant: DOWA Electronics Materials Co., Ltd.Inventor: Yasuhiro WATANABE
-
Patent number: 11214993Abstract: A latch device includes a case, a rod juts out from inside the case so as to adopt an advanced position, a rod biasing member biases the rod in a jutting out direction pushing the rod out from inside the case, a lock mechanism that includes a slide cam that moves together with the rod in the jutting out direction and a rotation cam that is relatively rotatable with respect to the slide cam about an axis of the rod, with the lock mechanism locking the rod in a retracted position in the case due to the rotation cam engaging with the slide cam and rotating due to the rod being pressed in, a guide mechanism for rotating the rod about the axial direction thereof when the rod is advancing or retracting, and an engagement portion that engages with an engaged portion when the rod has been locked.Type: GrantFiled: January 9, 2015Date of Patent: January 4, 2022Assignee: NIFCO INC.Inventor: Yasuhiro Watanabe
-
Publication number: 20210406422Abstract: An information processing system searching for a solution to a problem represented by an energy function including a plurality of state variables, the information processing system includes a first node and second node. The first node searches for a first partial solution represented by a first state variable group, among the plurality of state variables, corresponding to a first subproblem assigned to the first node, the first subproblem being generated by dividing the problem. The first node holds a plurality of first solutions including a first solution corresponding to the problem, the first solution reflecting the first partial solution, and transmits one or more first solution among the plurality of first solutions. The second node updates, based on one or more first solution received from the first node, at least part of a plurality of second solution held in the second node.Type: ApplicationFiled: April 21, 2021Publication date: December 30, 2021Applicant: FUJITSU LIMITEDInventor: Yasuhiro Watanabe
-
Publication number: 20210391502Abstract: Provided is a III-nitride semiconductor light-emitting device having excellent light output power as compared with conventional devices and a method of producing the same. The III-nitride semiconductor light-emitting device has an emission wavelength of 200 nm to 350 nm and includes an n-type semiconductor layer; a light emitting layer in which N barrier layers 40b and N well layers 40w (where N is an integer) are alternately stacked in this order; an AlN guide layer; an electron blocking layer; and a p-type semiconductor layer in this order. The electron block layer is made of p-type AlzGa1-zN (0.50?z?0.80), and the barrier layers are made of n-type AlbGa1-bN (z+0.01?b?0.95).Type: ApplicationFiled: October 31, 2019Publication date: December 16, 2021Applicant: DOWA Electronics Materials Co., Ltd.Inventor: Yasuhiro WATANABE
-
Patent number: 11183727Abstract: A power supply apparatus includes a container including a first conductive material, a plurality of battery racks including a second conductive material, a plurality of electricity storage modules mounted on the battery racks and having grounded portions connected to the battery racks, and a grounding means configured to connect the battery racks to a ground outside the container.Type: GrantFiled: February 8, 2019Date of Patent: November 23, 2021Assignee: Murata Manufacturing Co., Ltd.Inventors: Naoyuki Sugeno, Kazumi Sato, Masami Okada, Yasuhiro Watanabe, Ryo Tanabe