Patents by Inventor Kenji Shimizu
Kenji Shimizu 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: 20240146806Abstract: An intermediate device 10A includes a transfer unit 11 that transfers a request including data to be transmitted from a local 30 to a remote 50, and a generation unit 12 that generates a pseudo-response to the request and returns the pseudo-response to the local 30. The intermediate device 10B includes a discard unit 13 that discards a response to the request from the remote 50. An intermediate device 20B includes a generation unit 22 that generates a pseudo-request based on an initial request for requesting data transmission from the local 30 to the remote 50 and transmits the pseudo-request to the remote 50, and a transfer unit 24 that transfers a response including data to be transmitted from the remote 50 to the local 30. The intermediate device 20A includes the discard unit 21 that discards a subsequent request from the local 30.Type: ApplicationFiled: June 10, 2021Publication date: May 2, 2024Inventors: Junki ICHIKAWA, Hideki NISHIZAWA, Kenji SHIMIZU, Yukio TSUKISHIMA, Toru MANO, Tomoya HIBI, Kiwami INOUE
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Patent number: 11970838Abstract: Provided is a construction machine in which travel operability is not impaired when a combined operation is performed in which a single-rod hydraulic cylinder is driven during a travel operation. A hydraulic excavator includes a controller that controls the delivery direction and delivery flow rate of a closed-circuit pump, opens and closes a travel switching valve and an assist switching valve, and controls the delivery flow rate of the open-circuit pump, according to a travel operation lever and a work operation lever. The controller holds the assist switching valve in a closed position irrespective of whether or not the work operation lever is operated in a case where the travel operation lever is operated.Type: GrantFiled: August 25, 2020Date of Patent: April 30, 2024Assignee: Hitachi Construction Machinery Co., LtdInventors: Shohei Sugiki, Kenji Hiraku, Hiromasa Takahashi, Teppei Saitoh, Juri Shimizu
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Patent number: 11970118Abstract: An optical unit includes an optical sensor, a protective cover disposed in a direction of view from the optical sensor, an actuator to drive the protective cover, and a casing including a space between the casing and the protective cover and to which the optical sensor and the protective cover are attached. A first region on the casing adjacent to an outer edge of the protective cover with the space interposed between the casing and the outer edge of the protective cover is a hydrophobic region where a contact angle of a droplet is equal to or larger than a predetermined angle.Type: GrantFiled: November 16, 2020Date of Patent: April 30, 2024Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Kenji Nishiyama, Yasuhiro Shimizu, Masaki Nagata
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Patent number: 11963433Abstract: The present invention provides an organic electroluminescence device capable of having not only a device lifetime comparable to that of an existing organic electroluminescence device but also a small thickness of smaller than 10 ?m and excellent flexibility. The present invention relates to an organic electroluminescence device having a structure including: an anode; a cathode on a substrate; and a laminate of multiple layers between the anode and the cathode, the device having a thickness of smaller than 10 ?m.Type: GrantFiled: December 6, 2019Date of Patent: April 16, 2024Assignees: The University of Tokyo, Nippon Hoso Kyokai, Nippon Shokubai Co., Ltd.Inventors: Takao Someya, Tomoyuki Yokota, Hirohiko Fukagawa, Takahisa Shimizu, Katsuyuki Morii, Tsuyoshi Goya, Kenji Kuwada
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Publication number: 20240108186Abstract: A charging base includes: a base seat installed on a floor surface; a columnar tower part provided on the base seat; a first support provided on the tower part and capable of supporting a vertical first electric vacuum cleaner; and a second support provided on the tower part and capable of supporting a vertical second electric vacuum cleaner. An electric vacuum cleaner system includes the charging base configured as described above, the vertical first electric vacuum cleaner, and the vertical second electric vacuum cleaner.Type: ApplicationFiled: December 14, 2023Publication date: April 4, 2024Inventors: Koshiro TAKANO, Eigo SHIMIZU, Yumi KUROKAWA, Shigeyuki NAGATA, Eunjin CHOI, Isamu OKUDA, Tsutomu MATSUBARA, Takenori SEKIGUCHI, Hiroaki ITO, Kenji YANAGISAWA
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Publication number: 20240101483Abstract: To provide at least one of: a powder composition from which a calcined body with similar processability can be produced without requiring the application of different forming conditions and calcination conditions for each composition; a method for producing the powder composition; a calcined body produced from the powder composition; a method for producing the calcined body; and uses thereof. A powder composition including: two or more types of zirconia in which a lanthanoid rare-earth element is dissolved; a transition metal element other than zirconium and hafnium; and a remainder composed of zirconia stabilized only by one or more selected from the group consisting of yttrium, calcium and magnesium, wherein a different lanthanoid rare-earth element is dissolved in each zirconia in which the lanthanoid rare-earth element is dissolved, and a transition metal element content is 1500 ppm or less.Type: ApplicationFiled: January 19, 2022Publication date: March 28, 2024Applicant: TOSOH CORPORATIONInventors: Sho AZECHI, Yuki USHIO, Takahiro SHIMIZU, Yuya HIGUCHI, Hitoshi NAGAYAMA, Hiroyuki FUJISAKI, Kenji IMAI, Risa KAWASHIMA
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Publication number: 20240093847Abstract: To provide a vehicle lamp in which it is possible to prevent a bonding wire from blocking light emitted from a light emitting surface while improving heat dissipation performance from a light emitting portion. A vehicle lamp includes a light emitting portion having a light emitting element, a circuit board, and a heat sink. In this vehicle lamp, a front region of the heat sink is divided into a first region and a second region, the light emitting portion is fixed to the first region, and the circuit board is fixed to the second region. A light emitting portion-side terminal provided in the light emitting portion and a board-side terminal provided in the circuit board are electrically connected by a bonding wire. The light emitting portion-side terminal is disposed between a light emitting surface that covers the light emitting element, and the board-side terminal in front view.Type: ApplicationFiled: February 8, 2022Publication date: March 21, 2024Applicant: Ichikoh Industries, Ltd.Inventors: Kenji MATSUOKA, Kunihiro SHIMIZU
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Patent number: 11877199Abstract: A base station information DB (11) of a base station management apparatus (1) stores base station information that indicates wireless schemes that can be implemented by base stations (5), scheduled periods for implementation of the wireless schemes, and coverage areas of the base stations (5) in which wireless terminals can be accommodated.Type: GrantFiled: August 23, 2019Date of Patent: January 16, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Takashi Shimizu, Maiko Naya, Kenji Shimizu, Takahiro Yamazaki, Atsushi Taniguchi, Takayuki Yamada
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Patent number: 11752102Abstract: A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 ?m as an active ingredient is prepared.Type: GrantFiled: December 20, 2021Date of Patent: September 12, 2023Assignee: ASKA PHARMACEUTICAL CO., LTD.Inventors: Koichi Minato, Tomoya Fujisawa, Kenji Shimizu, Takahisa Saito, Hiroya Yajima, Kazuhiro Sasaki
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Publication number: 20230211985Abstract: A lightweight and high-rigidity telescopic boom in which strain during manufacturing is suppressed is disclosed. In a telescopic boom, a plurality of booms forms a telescope structure, and the telescopic boom includes a boom fixing mechanism that fixes a top boom disposed relatively inside at a predetermined position with respect to a first intermediate boom disposed relatively outside. The boom fixing mechanism includes a boom fixing pin that is provided to the top boom and advances and retreats with respect to the first intermediate boom, a fixing boss that is provided to the first intermediate boom and into which the boom fixing pin is inserted and extracted, and a gap maintaining member that is provided to the fixing boss and protrudes outward to maintain a gap between the first intermediate boom and a second intermediate boom disposed further outside.Type: ApplicationFiled: June 7, 2021Publication date: July 6, 2023Applicant: TADANO LTD.Inventors: Kenji Shimizu, Kazuhiro Kobayashi
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Publication number: 20230147446Abstract: A thermosensitive recording medium includes a support; a first underlayer disposed on or above the support; a second underlayer disposed on or above the first underlayer; and a thermosensitive recording layer disposed on or above the second underlayer. The second underlayer and the thermosensitive recording layer are formed by simultaneous curtain coating. Surface smoothness of a surface of the thermosensitive recording medium is 1,000 s or greater.Type: ApplicationFiled: March 9, 2021Publication date: May 11, 2023Applicant: Ricoh Company, Ltd.Inventors: Kaito SUGIURA, Kenji Shimizu
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Patent number: 11617070Abstract: A communication control apparatus includes a communication parameter acquisition unit that acquires at least one second communication parameter that is a candidate for a first communication parameter indicating a communication parameter to be assigned to a communication apparatus and indicates a communication parameter suitable for regional characteristics indicating a communication environment in a region where the communication apparatus is installed, a setting file storage unit that stores a setting file corresponding to each second communication parameter, a setting file acquisition control unit that acquires the setting file and stores the acquired setting file in the setting file storage unit, and a communication parameter assignment unit that determines the first communication parameter from among the second communication parameters acquired by the communication parameter acquisition unit and assigns the determined first communication parameter to the communication apparatus.Type: GrantFiled: April 4, 2019Date of Patent: March 28, 2023Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Atsushi Taniguchi, Kenji Shimizu, Yohei Katayama, Takahiro Yamazaki, Maiko Naya
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Publication number: 20230031819Abstract: There are provided a positioning method and a positioning device that can position workpieces by a simple method and configuration. A positioning method includes: gripping at least one of first and second workpieces; obtaining point group data of the at least one gripped workpiece of the first and second workpieces; calculating a translation matrix of shape fitting point group data obtained by adjusting a position of the point group data to reference data in a position adjustment state of the first and second workpieces; calculating an inverse matrix based on the translation matrix; and positioning the first and second workpieces by moving the at least one gripped workpiece of the first and second workpieces based on at least one of the translation matrix and the inverse matrix.Type: ApplicationFiled: July 22, 2022Publication date: February 2, 2023Inventors: Jun MASUDA, Kenji SHIMIZU, Yuji MORI, Hisao HISHIKAWA, Naofumi MATSUSHITA, Shunsuke TANAKA, Yuki INOUE, Fuminori IMAIZUMI, Junya NAKAMURA, Tomokazu UCHIYAMA, Shinji FUJINO, Motohiro KAKUREYA, Kohei YAGI, Shinya HIRANO, Hitoshi FUJIYAMA
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Patent number: 11546868Abstract: A radio communication method executed by a control apparatus controlling a base station apparatus performing communication with a terminal in a predetermined region, and includes determining whether there is the terminal that is asynchronized in communication with the base station apparatus transmitting a synchronization signal, and controlling, in a case where it is determined that there is the asynchronized terminal, the base station apparatus to increase an allocation time of the synchronization signal in compliance with a radio scheme used by the asynchronized terminal or to shorten an allocation cycle of the synchronization signal.Type: GrantFiled: April 8, 2019Date of Patent: January 3, 2023Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei Katayama, Atsushi Taniguchi, Kenji Shimizu, Takahiro Yamazaki, Maiko Naya
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Patent number: 11438890Abstract: A wireless communication method is executed by a wireless communication system including one or more wireless terminals and a wireless communication apparatus. The wireless communication apparatus generates wireless scheme schedule information, which is information related to a schedule of a slot allocated to an uplink signal and a downlink signal of a predetermined wireless scheme, generates a downlink signal to be transmitted in the slot to the wireless terminal based on the wireless scheme schedule information, and transmits a beacon signal including the wireless scheme schedule information in the slot. The wireless terminal receives the beacon signal, in the slot, acquires the wireless scheme schedule information from the beacon signal, and generates an uplink signal to be transmitted in the slot to the wireless communication apparatus, based on the wireless scheme schedule information.Type: GrantFiled: April 8, 2019Date of Patent: September 6, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei Katayama, Atsushi Taniguchi, Kenji Shimizu, Takahiro Yamazaki, Maiko Naya
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Patent number: 11432179Abstract: An environmental information acquisition method is performed by an environmental information acquisition apparatus that acquires a measurement result of a radio wave environment. The environmental information acquisition method includes distributing software of each radio scheme to one or more base station apparatuses measuring a radio wave environment of the radio scheme based on the software of the radio scheme, instructing the one or more base station apparatuses to measure the radio wave environment, and acquiring the measurement result of the radio wave environment from the one or more base station apparatuses measuring based on the software the radio wave environment in multiple sections set across an area.Type: GrantFiled: April 4, 2019Date of Patent: August 30, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Maiko Naya, Kenji Shimizu, Takahiro Yamazaki, Atsushi Taniguchi, Yohei Katayama
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Patent number: 11419113Abstract: There is provided a wireless communication method in a wireless communication system including a plurality of base station apparatuses, a plurality of wireless signal processing apparatuses configured to perform signal processing that corresponds to each of a plurality of wireless schemes, and a control apparatus configured to control a transmission timing of signals in the base station apparatus and the wireless signal processing apparatus, the method including: determining a combination of the base station apparatus and the wireless signal processing apparatus that perform communication at each predetermined time by the control apparatus such that there is less overlap in time to establish a communication path between the wireless signal processing apparatus and each of a plurality of base station apparatuses that use the same wireless signal processing apparatus, in which the base station apparatus and the wireless signal processing apparatus perform communication by switching a determined combination of tType: GrantFiled: April 4, 2019Date of Patent: August 16, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei Katayama, Atsushi Taniguchi, Kenji Shimizu, Takahiro Yamazaki, Maiko Naya
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Patent number: 11412445Abstract: An access point management method for managing a plurality of access points capable of providing wireless communication services in accordance with a plurality of wireless standards to a radio terminal apparatus includes acquiring plural pieces of request information which are used for requesting providing of the wireless communication service and include information indicating an area in which the wireless communication service is provided, selecting the access point assigned to each wireless communication service, based on the area requested by the plural pieces of request information acquired and characteristics of a wireless standard provided in the wireless communication service, and transmitting a request signal for deploying the wireless communication service corresponding to the request information, to the access point selected.Type: GrantFiled: April 8, 2019Date of Patent: August 9, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Takahiro Yamazaki, Kenji Shimizu, Atsushi Taniguchi, Yohei Katayama, Maiko Naya
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Patent number: 11395324Abstract: This invention provides a radio communication method in a radio communication system including a base station apparatus and a radio signal processing apparatus for communicating with the base station apparatus, the radio communication method including granting radio control information that includes at least information specifying a radio scheme to be used as a parameter required for radio communication, to a packet and transmitting the packet from which the radio control information has been removed, by the radio scheme specified by the radio control information granted to the packet.Type: GrantFiled: April 5, 2019Date of Patent: July 19, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei Katayama, Atsushi Taniguchi, Kenji Shimizu, Takahiro Yamazaki, Maiko Naya, Takashi Shimizu
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Publication number: 20220153052Abstract: A thermosensitive recording medium includes a base material; a thermosensitive recording layer; and an under layer disposed between the base material and the thermosensitive recording layer and containing a non-thermally-expandable hollow filler. The thermosensitive recording medium includes a hydrocarbon, where an amount of the hydrocarbon having from 3 through 16 carbon atoms is 0.2 mg/m2 or more, relative to an area of the thermosensitive recording medium.Type: ApplicationFiled: March 10, 2020Publication date: May 19, 2022Inventors: Kenji SHIMIZU, Gaku Kohara, Marin Mio, Akira Suzuki