Patents by Inventor Tomoya Yamada
Tomoya Yamada 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).
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Publication number: 20240162385Abstract: The present invention provides a nitride semiconductor light-emitting element that can suppress current concentration without increasing drive voltage and manufacturing steps. A nitride semiconductor light-emitting element includes n-type electrodes arranged so that contact interfaces with a first nitride semiconductor layer are first contact regions extending in a first direction and p-type electrodes arranged so that contact interfaces with a second nitride semiconductor layer are second contact regions extending in the first direction, lengths of line segments of perimeter lines of the first contact regions parallel to the first direction being shorter than lengths of line segments of perimeter lines of the second contact regions parallel to the first direction and facing the first contact regions.Type: ApplicationFiled: March 23, 2022Publication date: May 16, 2024Applicant: ASAHI KASEI KABUSHIKI KAISHAInventor: Tomoya YAMADA
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Publication number: 20240145780Abstract: An electrolyte solution capable of reducing the initial resistance of an electrochemical device, and an electrochemical device including the electrolyte solution. The electrolyte solution contains a compound represented by formula (I-1): wherein R111 to R113 are each individually a C1-C4 linear alkyl group, and wherein the compound (1-1) is present in an amount of 0.01-1000 mass ppm relative to the electrolyte solution.Type: ApplicationFiled: November 30, 2023Publication date: May 2, 2024Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomoya HIDAKA, Masakazu KINOSHITA, Yoshiko KUWAJIMA, Takaya YAMADA, Shigeaki YAMAZAKI, Yuuki SUZUKI, Kenzou TAKAHASHI
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Publication number: 20240136093Abstract: An electronic component that includes: a base body; wiring inside the base body; a glass film covering an outer surface of the base body; an underlying electrode electrically connected to the wiring and covering a part of the glass film; and a metal layer covering the underlying electrode, wherein the glass film includes an uncovered portion that is not covered with the underlying electrode and separated from an outer edge of the underlying electrode by more than 10 ?m, and a boundary portion that is not covered with the underlying electrode and not separated from the outer edge of the underlying electrode by more than 10 ?m, and a thickness of the boundary portion is larger than a thickness of the uncovered portion.Type: ApplicationFiled: December 29, 2023Publication date: April 25, 2024Inventors: Tomoya OOSHIMA, Yuuta HOSHINO, Koichi YAMADA, Miki SASAKI, Mitsuru NAKANO
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Publication number: 20240121176Abstract: A band calculation device (1) according to the present disclosure, in the band calculation device (1) which calculates a band of the link (L) of a relay network (NWR) which is constituted by nodes (N) and links (L) and which relays information transmitted and received between a plurality of communication bases, includes an input unit (21) that receives an input of topology information indicating ports (P) of nodes (N), connection destination ports of the ports (P), and links, respectively, path information indicating primary paths that relay the information when a failure does not occur, paths including backup paths that relay the information when the failure occurs in the primary path, and via transmission ports that are the ports (P) for transmitting the information in the paths, respectively, and traffic information indicating the port (P) and traffic statistic value of the port (P), respectively, and a calculation unit (22) that calculates a band of the link (L) on the basis of the topology information, tType: ApplicationFiled: February 12, 2021Publication date: April 11, 2024Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Erina TAKESHITA, Tomoya KOSUGI, Yuki YAMADA
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Publication number: 20240112835Abstract: An electronic component that includes: a base body having an outer surface defining a recess with an inner surface, wherein, when the recess is viewed in a direction orthogonal to the outer surface, at least a part of an outer edge of the recess is curved, and when the recess is viewed in a section orthogonal to the outer surface, at least a part of the inner surface of the recess is curved; a wiring inside the base body; and a glass film covering the outer surface of the base body and not covering the inner surface of the recess.Type: ApplicationFiled: December 12, 2023Publication date: April 4, 2024Inventors: Tomoya OOSHIMA, Yuuta HOSHINO, Koichi YAMADA, Miki SASAKI
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Publication number: 20240085818Abstract: An image forming apparatus includes an electrophotographic photoreceptor that has a photosensitive layer constituting a surface of the electrophotographic photoreceptor, a charging device that charges the surface of the electrophotographic photoreceptor, an electrostatic charge image forming device that forms an electrostatic charge image on the charged surface of the electrophotographic photoreceptor, a developing device that accommodates a developer containing a toner which contains toner particles and an external additive, and develops the electrostatic charge image formed on the surface of the electrophotographic photoreceptor by the developer as a toner image, a transfer device that transfers the toner image formed on the surface of the electrophotographic photoreceptor to a surface of a recording medium, and a cleaning device that includes a cleaning blade coming into contact with the surface of the electrophotographic photoreceptor and cleaning at least residual toner particles on the surface of the elType: ApplicationFiled: January 16, 2023Publication date: March 14, 2024Applicant: FUJIFILM Business Innovation Corp.Inventors: Yoshiteru YAMADA, Tomoya SASAKI, Ryosuke FUJII, Hiroko KOBAYASHI, Yuto OKAZAKI
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Publication number: 20240089712Abstract: An object is to provide a data collection device and the like capable of reducing a load on an IoT terminal in metadata transmission and power consumption associated with the metadata transmission. In the present invention, a controller is provided on a data collection side that collects metadata, the metadata transmitted from an IoT terminal is grasped, and the IoT terminal is instructed to reduce the transmission frequency of metadata that does not need high real-time property according to a sensor, the type of the IoT terminal, or the like. The IoT terminal transmits the metadata only at a window time (transmission timing, data size, metadata type, or the like) permitted by the metadata controller. As a result, the IoT terminal transmits the metadata only at a limited timing, and thus can reduce a transmission load and power consumption.Type: ApplicationFiled: January 8, 2021Publication date: March 14, 2024Inventors: Shinya TAMAKI, Ryota SHIINA, Tetsuya SUZUKI, Yasutaka KIMURA, Tomohiro TANIGUCHI, Sei KOU, Tomoya HATANO, Takashi YAMADA
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Patent number: 11916195Abstract: An electrolyte solution containing a compound (1) represented by the formula (1), (wherein R101 and R102 are each individually a substituent such as a C1-C7 alkyl group, and the substituent optionally contains at least one divalent to hexavalent hetero atom in a structure or optionally has a structure obtained by replacing at least one hydrogen atom by a fluorine atom or a C0-C7 functional group) and at least one compound (11) selected from compounds such as a compound represented by formula (11-1) (wherein R111 and R112 are the same as or different from each other and are each a hydrogen atom or the like, and R113 is an alkyl group free from a fluorine atom or the like):Type: GrantFiled: March 11, 2019Date of Patent: February 27, 2024Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Masakazu Kinoshita, Tomoya Hidaka, Toshiharu Shimooka, Shigeaki Yamazaki, Hisako Nakamura, Takaya Yamada, Yuuki Suzuki, Yoshiko Kuwajima, Kenzou Takahashi, Akiyoshi Yamauchi, Kotaro Hayashi
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Publication number: 20240053592Abstract: A zoom lens includes, in order from an object side to an image side, a first lens unit having positive refractive power that does not move during zooming, an intermediate group that has at least two lens units moving during zooming, a lens unit having positive refractive power that moves during zooming, and a final lens unit having positive refractive power that does not move during zooming. Each distance between adjacent lens units changes during zooming. The intermediate group includes at least one lens unit having negative refractive power and including at least three lenses. Of the at least one lens unit having negative refractive power, a lens unit V disposed closest to an object includes at least one positive lens and at least one negative lens, and a lens disposed closest to the object in the lens unit V is a negative lens. A predetermined condition is satisfied.Type: ApplicationFiled: July 6, 2023Publication date: February 15, 2024Inventors: Yonghee LEE, Tomoya YAMADA
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Publication number: 20230350168Abstract: A zoom lens includes, in order from object side, a positive first lens unit not moving for zooming, three or more intermediate lens units moving for zooming and a positive rear lens unit, in which each interval between adjacent lens units changes during zooming, an aperture stop is arranged in the rear lens unit, in a lens unit adjacent to the rear lens unit, or between the lens unit adjacent to the rear lens unit and the rear lens unit, the first lens unit includes, in order from the object side, negative subunit not moving for focusing, positive subunit moving for focusing, and positive subunit, a focal length of the first lens unit, a length on optical axis from most image-side surface to a rear principal point of the first lens unit, focal lengths of the zoom lens at wide angle end and at telephoto end are appropriately set.Type: ApplicationFiled: March 24, 2023Publication date: November 2, 2023Inventors: Tomoya YAMADA, Yonghee LEE, Yu INOMOTO
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Publication number: 20230350173Abstract: A zoom lens includes in order from an object side to an image side: a first lens unit having a positive refractive power not moving for zooming; at least three lens units moving during zooming; and a final lens unit having a positive refractive power, wherein an interval between adjacent lens units changes during zooming, a refractive index and an Abbe number of positive lenses arranged closest to the object side among positive lenses included in the first lens unit, a focal length of the first lens unit, a focal length of the zoom lens at a wide angle end, a focal length of the zoom lens at a telephoto end, and a back focus of the zoom lens at the wide angle end are appropriately set.Type: ApplicationFiled: March 24, 2023Publication date: November 2, 2023Inventors: Yonghee LEE, Tomoya YAMADA, Yu INOMOTO
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Patent number: 11768348Abstract: A zoom lens includes, in order from an object side to an image side, a first lens unit having a positive refractive power, a plurality of lens units which move in zooming, and a final lens unit having a positive refractive power, an interval between each pair of adjacent lens units changing in zooming, the plurality of lens units including a lens unit having a negative refractive power, the first lens unit including a negative lens and a positive lens, at least a part of the first lens unit moving for focusing, the first lens unit including a negative lens made of a material satisfying inequalities defined by a refractive index, an Abbe number, and a partial dispersion ratio, and the zoom lens satifying an inequality defined by a maximum value of an Abbe number of at least one positive lens of the first lens unit.Type: GrantFiled: January 25, 2022Date of Patent: September 26, 2023Assignee: CANON KABUSHIKI KAISHAInventors: Masaru Sakamoto, Tomoya Yamada
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Patent number: 11556428Abstract: Provided is a backup system including a storage system and a backup server, in which the backup server includes a ledger for managing a copy number and a backup acquisition date and time for each backup image, a data volume that stores data accessed by a business server, a backup image volume that stores a plurality of backup images at different time points of the data volume, an access volume having a volume ID for accessing the backup image from the backup server, and a data protection area including at least one volume having an internal volume ID instead of the volume ID for accessing from the backup server are configured in the storage system, and the backup image stored in the data protection area and the access volume are associated, and the backup image in the data protection area is provided to the backup server.Type: GrantFiled: May 11, 2021Date of Patent: January 17, 2023Assignee: Hitachi, Ltd.Inventors: Naoki Tanaka, Goro Kazama, Naoyuki Masuda, Tomoya Yamada, Yuri Hiraiwa
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Patent number: 11514561Abstract: A storage medium stores correction data for obtaining a correction amount for correcting image data, obtained from an image formed by a lens apparatus, with respect to a distribution of a light amount in the image, wherein the correction data includes a coefficient of an n-th order polynomial (where n is a non-negative integer) with respect to an image height h, the coefficient corresponding to a state of the lens apparatus. The coefficient satisfies a first inequality ?0.15?dD?(h)?dDlens(h)?1.98, where dDlens(h) represents a change amount of the light amount at the image height h per an increase amount dh of the image height h, and dD?(h) represents a change amount of an inverse of a value of the n-th order polynomial at the image height h per the increase amount dh.Type: GrantFiled: December 9, 2019Date of Patent: November 29, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Tomoya Yamada, Kazufumi Goto
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Publication number: 20220244488Abstract: A zoom lens includes, in order from an object side to an image side, a first lens unit having a positive refractive power, a plurality of lens units which move in zooming, and a final lens unit having a positive refractive power, an interval between each pair of adjacent lens units changing in zooming, the plurality of lens units including a lens unit having a negative refractive power, the first lens unit including a negative lens and a positive lens, at least a part of the first lens unit moving for focusing, the first lens unit including a negative lens made of a material satisfying inequalities defined by a refractive index, an Abbe number, and a partial dispersion ratio, and the zoom lens satifying an inequality defined by a maximum value of an Abbe number of at least one positive lens of the first lens unit.Type: ApplicationFiled: January 25, 2022Publication date: August 4, 2022Inventors: Masaru Sakamoto, Tomoya Yamada
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Patent number: 11307400Abstract: A zoom lens includes: a master lens including in order from an object side: a positive first lens unit configured not to move for zooming; a negative second lens unit configured to move for zooming; at least one lens unit configured to move for zooming; and a positive relay lens unit arranged closest to the image side; and an extender lens unit configured to change a focal length range of the zoom lens by one of: being inserted in place of a lens unit arranged adjacent to the relay lens unit on the object side; and being inserted into a space adjacent to the positive relay lens unit on the object side, wherein the extender lens unit includes a positive lens Gp, and an Abbe number and a partial dispersion ratio of the positive lens Gp are suitably set.Type: GrantFiled: July 10, 2019Date of Patent: April 19, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Shoichi Takemoto, Tomoya Yamada
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Publication number: 20210405336Abstract: A zoom lens includes, from an object side a first lens unit (a positive refractive power) configured not to move for zooming, two or more intermediate lens units configured to move in zooming, and a rear lens unit (a positive refractive power), wherein an interval between each pair of adjacent lens units changes in zooming, the first lens unit includes, from the object side, a first lens subunit (a negative refractive power) configured not to move for focusing, a second lens subunit (a positive refractive power) configured to move for focusing, and a third lens subunit (a positive refractive power), the zoom lens satisfies specific inequalities concerning a focal length of the first lens unit, a length on an optical axis from a last surface to a rear principal point of the first lens unit, and a focal length of the zoom lens at a telephoto end.Type: ApplicationFiled: June 23, 2021Publication date: December 30, 2021Inventors: Tomoya Yamada, Masaru Sakamoto, Yu Inomoto, Naotoshi Ogawa
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Publication number: 20210405335Abstract: A zoom lens includes, in order from an object side, a positive first lens unit configured not to move for zooming, two or more intermediate lens units configured to move for zooming, and a positive rear lens unit. A distance between each pair of adjacent lens units changes for zooming. The first lens unit includes, in order from the object side, a negative first sub lens unit configured not to move for focusing, a positive second sub lens unit configured to move for focusing, and a positive third sub lens unit. Specific conditional expressions are satisfied with respect to a focal length and a thickness of the first lens unit, focal lengths of the zoom lens at a wide angle end and a telephoto end, a backfocus, and a focal length of the first sub lens unit.Type: ApplicationFiled: June 18, 2021Publication date: December 30, 2021Inventors: Naotoshi Ogawa, Tomoya Yamada, Masaru Sakamoto, Yu Inomoto
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Publication number: 20210279146Abstract: Provided is a backup system including a storage system and a backup server, in which the backup server includes a ledger for managing a copy number and a backup acquisition date and time for each backup image, a data volume that stores data accessed by a business server, a backup image volume that stores a plurality of backup images at different time points of the data volume, an access volume having a volume ID for accessing the backup image from the backup server, and a data protection area including at least one volume having an internal volume ID instead of the volume ID for accessing from the backup server are configured in the storage system, and the backup image stored in the data protection area and the access volume are associated, and the backup image in the data protection area is provided to the backup server.Type: ApplicationFiled: May 11, 2021Publication date: September 9, 2021Inventors: Naoki TANAKA, Goro KAZAMA, Naoyuki MASUDA, Tomoya YAMADA, Yuri HIRAIWA
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Publication number: 20210213265Abstract: The present invention provides a drug-holding microneedle array in which a drug is applied and held only on a tip portion of microneedles for quantitatively holding the drug and for preventing the drug from falling away during insertion of the microneedles. The drug-holding microneedle array comprises: a microneedle array having a microneedle substrate 4 and microneedles, the microneedles being positioned in plural on the microneedle substrate 4 and a tip portion 1 of the microneedles projecting via steps 2; and a drug held on the tip portion of the microneedles and the steps 2.Type: ApplicationFiled: March 29, 2021Publication date: July 15, 2021Inventors: Ying-shu Quan, Fumio Kamiyama, Tomoya Yamada