Patents by Inventor Masaya Nakagawa
Masaya Nakagawa 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: 20240175425Abstract: A method for installing a wind power generator by utilizing an existing structure which includes a foundation and a steel framework structure fixed on the foundation may be provided. The method may include: forming a base by removing at least a part of the framework structure; and fixing a wind power generator to the base.Type: ApplicationFiled: November 15, 2023Publication date: May 30, 2024Inventors: Takuya NAKAGAWA, Shunsuke SUZUKI, Masaya HIKITA, Tsutomu ARAKI
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Publication number: 20240175424Abstract: A wind power generation system including a steel tower and a wind power generator is provided. The wind power generation system may include: a plurality of foundations; a steel tower; a wind power generator; and a support structure supporting the wind power generator. The steel tower may include a plurality of main column members extending upward from base ends fixed to the foundations. At least a portion of the support structure is fixed to at least one of the plurality of foundations without intervention of the plurality of main column members.Type: ApplicationFiled: November 7, 2023Publication date: May 30, 2024Inventors: Takuya NAKAGAWA, Shunsuke SUZUKI, Masaya HIKITA, Tsutomu ARAKI
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Publication number: 20240176140Abstract: A display system comprising: a head-up display that projects a display image on a light-reflecting portion and displays a virtual image by light reflected on the light-reflecting portion; a display space determination unit configured to determine a display space of the virtual image displayed by the head-up display; and an image processing unit configured to correct the display image based on perspective according to an inclination angle in a depth direction of the display space.Type: ApplicationFiled: November 10, 2023Publication date: May 30, 2024Inventors: RYO NAKAGAWA, MASAYA YAGI, HIROYO KAWAKAMI
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Patent number: 11971582Abstract: Provided is an optical fiber adapter. The optical fiber adapter includes an adapter body, a shielding gate, a sleeve, and an elastic shield. One side wall of the adapter body is provided with a long groove. The shielding gate is disposed at a lower port of the adapter body. The shielding gate includes one end connected to the lower port of the adapter body and one end facing away from the lower port of the adapter body. The sleeve is sleeved on a periphery of a lower end portion of the adapter body. The elastic shield is disposed in the long groove. The elastic shield is fitted with one end portion of the shielding gate facing toward the elastic shield. The shielding gate, the sleeve, and the elastic shield form an anti-light-leakage cavity on an optical fiber access side of the optical fiber adapter.Type: GrantFiled: September 20, 2019Date of Patent: April 30, 2024Assignee: SUNCALL TECHNOLOGIES (SZ) CO., LTDInventors: Hongbin Song, Xiaohui Liu, Masaya Nakagawa
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Patent number: 11960125Abstract: Provided is an optical fiber adapter. The optical fiber adapter includes a first adapter body, a shielding gate elastically hinged to a lower end portion of the first adapter body, and a second adapter body whose a lower end portion is inserted into a cavity of the first adapter body. An end surface of the lower end portion of the second adapter body extends downward to form extension posts and an engagement arm, the extension posts are pressed against two ends of a hinge shaft of the shielding gate, and the engagement arm is exposed outside the shielding gate and is engaged with an optical fiber connector joint inserted into a lower end portion of the first adapter body. This structural design can facilitate the installation and fixation of the shielding gate, and thus a better light-shielding and dust-proof effect can be achieved.Type: GrantFiled: September 18, 2019Date of Patent: April 16, 2024Assignee: SUNCALL TECHNOLOGIES (SZ) CO., LTDInventors: Xuewu Lei, Xiaohui Liu, Masaya Nakagawa
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Publication number: 20230299532Abstract: Provided is an adapter. The adapter includes a housing and an elastic component. The elastic component is configured to connect the housing with an installation frame. The elastic component includes an installation body, a blocking portion and a clamping elastic piece, the blocking portion and the clamping elastic piece are disposed on the installation body. The installation body is configured to be detachably connected to the housing. A first clamping gap capable of accommodating the installation frame is provided between the blocking portion and the clamping elastic piece.Type: ApplicationFiled: May 24, 2023Publication date: September 21, 2023Inventors: Xiaotong YANG, Xiaohui LIU, Masaya NAKAGAWA
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Publication number: 20230280543Abstract: A duplex optical connector includes a holder, a pair of optical connectors rotatably disposed in the holder, a cable boot slidably attached to the holder, and a clip removably attached to the holder. The clip functions to maintain a lateral position of the optical connectors relative to the holder and transfer applied force on the pull boot into actuating force on the connector latches. Connector openings formed in the holder are elongated in the lateral direction to provide separate use and polarity reversal connector positions, wherein the connectors non-rotatably engage the holder in their use position and rotatably engage the holder in their polarity reversal position.Type: ApplicationFiled: March 2, 2022Publication date: September 7, 2023Inventors: Youbiao HUANG, Xiaohui LIU, Qiyue WANG, Masaya NAKAGAWA, Akira KODAMA, Akira MOTOFUJI
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Patent number: 11740413Abstract: A duplex optical connector includes a holder, a pair of optical connectors rotatably disposed in the holder, a cable boot slidably attached to the holder, and a clip removably attached to the holder. The clip functions to maintain a lateral position of the optical connectors relative to the holder and transfer applied force on the pull boot into actuating force on the connector latches. Connector openings formed in the holder are elongated in the lateral direction to provide separate use and polarity reversal connector positions, wherein the connectors non-rotatably engage the holder in their use position and rotatably engage the holder in their polarity reversal position.Type: GrantFiled: March 2, 2022Date of Patent: August 29, 2023Assignees: SUNCALL AMERICA INC., SUNCALL TECHNOLOGIES (SZ) CO., LTDInventors: Youbiao Huang, Xiaohui Liu, Qiyue Wang, Masaya Nakagawa, Akira Kodama, Akira Motofuji
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Patent number: 11695232Abstract: Provided is an adapter. The adapter includes a housing and an elastic component. The elastic component is configured to connect the housing with an installation frame. The elastic component includes an installation body, a blocking portion and a clamping elastic piece, the blocking portion and the clamping elastic piece are disposed on the installation body. The installation body is configured to be detachably connected to the housing. A first clamping gap capable of accommodating the installation frame is provided between the blocking portion and the clamping elastic piece.Type: GrantFiled: September 18, 2019Date of Patent: July 4, 2023Assignee: Suncall Technologies (SZ) Co., LtdInventors: Xiaotong Yang, Xiaohui Liu, Masaya Nakagawa
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Publication number: 20230025487Abstract: A multi-fiber push-on/pull-off (MPO) connector and an MPO connector tool configured to facilitate insertion and removal into and from an MPO adapter. The MPO connector includes a ferrule, an inner housing holding the ferrule, an outer housing slidably coupled to the inner housing, and a clip coupled to one end of the outer housing and including a main body, a pair of longitudinally extending latch arms for engaging the outer housing, and a pair of laterally extending posts extending from the main body. In use, the MPO connector tool is positionable to apply a force on the laterally extending posts to translate the clip thereby translating the outer housing longitudinally to facilitate connector insertion and removal.Type: ApplicationFiled: July 22, 2021Publication date: January 26, 2023Inventors: Benliang XIAO, Qiyue WANG, Xiaohui LIU, Kodama AKIRA, Masaya NAKAGAWA
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Patent number: 11543601Abstract: A multi-fiber push-on/pull-off (MPO) connector and an MPO connector tool configured to facilitate insertion and removal into and from an MPO adapter. The MPO connector includes a ferrule, an inner housing holding the ferrule, an outer housing slidably coupled to the inner housing, and a clip coupled to one end of the outer housing and including a main body, a pair of longitudinally extending latch arms for engaging the outer housing, and a pair of laterally extending posts extending from the main body. In use, the MPO connector tool is positionable to apply a force on the laterally extending posts to translate the clip thereby translating the outer housing longitudinally to facilitate connector insertion and removal.Type: GrantFiled: July 22, 2021Date of Patent: January 3, 2023Assignees: SUNCALL TECHNOLOGIES (SZ) CO., LTD, SUNCALL AMERICA INC.Inventors: Benliang Xiao, Qiyue Wang, Xiaohui Liu, Kodama Akira, Masaya Nakagawa
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Patent number: 11372184Abstract: The present disclosure provides assemblies for supporting optical fiber connections. In embodiments, an optical fiber box includes a main body and a cover defining an installation cavity. A separator and a plurality of spacers are arranged in the main body and divide the installation cavity into first and second cavities and a plurality of installation channels for receiving optical fiber connectors of a type including a sleeve. Installation holes arranged at intervals along the length of the separator receive the sleeves. The plurality of installation channels and the plurality of installation holes are arranged in one-to-one correspondence. The optical fiber box optionally includes a shutter assembly at the entrance to each installation channel. In embodiments, at least the main body, the separator, and the plurality of spacers are integrally formed to provide a connection solution that does not require separate optical fiber adapters.Type: GrantFiled: December 16, 2020Date of Patent: June 28, 2022Assignee: SUNCALL AMERICA INC.Inventors: Liang Zhou, Xiaohui Liu, Qiyue Wang, Masaya Nakagawa
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Publication number: 20210373249Abstract: Provided is an optical fiber adapter. The optical fiber adapter includes an adapter body, a shielding gate, a sleeve, and an elastic shield. One side wall of the adapter body is provided with a long groove. The shielding gate is disposed at a lower port of the adapter body. The shielding gate includes one end connected to the lower port of the adapter body and one end facing away from the lower port of the adapter body. The sleeve is sleeved on a periphery of a lower end portion of the adapter body. The elastic shield is disposed in the long groove. The elastic shield is fitted with one end portion of the shielding gate facing toward the elastic shield. The shielding gate, the sleeve, and the elastic shield form an anti-light-leakage cavity on an optical fiber access side of the optical fiber adapter.Type: ApplicationFiled: September 20, 2019Publication date: December 2, 2021Inventors: Hongbin Song, Xiaohui Liu, Masaya Nakagawa
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Publication number: 20210359455Abstract: Provided is an adapter. The adapter includes a housing and an elastic component. The elastic component is configured to connect the housing with an installation frame. The elastic component includes an installation body, a blocking portion and a clamping elastic piece, the blocking portion and the clamping elastic piece are disposed on the installation body. The installation body is configured to be detachably connected to the housing. A first clamping gap capable of accommodating the installation frame is provided between the blocking portion and the clamping elastic piece.Type: ApplicationFiled: September 18, 2019Publication date: November 18, 2021Inventors: Xiaotong Yang, Xiaohui Liu, Masaya Nakagawa
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Publication number: 20210349268Abstract: Provided is an optical fiber adapter. The optical fiber adapter includes a first adapter body, a shielding gate elastically hinged to a lower end portion of the first adapter body, and a second adapter body whose a lower end portion is inserted into a cavity of the first adapter body. An end surface of the lower end portion of the second adapter body extends downward to form extension posts and an engagement arm, the extension posts are pressed against two ends of a hinge shaft of the shielding gate, and the engagement arm is exposed outside the shielding gate and is engaged with an optical fiber connector joint inserted into a lower end portion of the first adapter body. This structural design can facilitate the installation and fixation of the shielding gate, and thus a better light-shielding and dust-proof effect can be achieved.Type: ApplicationFiled: September 18, 2019Publication date: November 11, 2021Inventors: Xuewu Lei, Xiaohui Liu, Masaya Nakagawa
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Patent number: 11127672Abstract: A busbar assembly according to the present invention includes a first busbar formed by a conductive metal flat plate; a second busbar formed by a conductive metal flat plate, the second busbar disposed in the same plane as the first busbar with a gap being provided between opposing side surfaces of the first and second busbars; and an insulating resin layer filled in the gap so as to mechanically connect the opposing side surfaces of the first and second busbars. Preferably, the opposing side surface of at least one of the first and second busbars is an inclined surface that is closer to the opposing side surface of the other of the first and second busbars from one side toward the other side in the thickness direction.Type: GrantFiled: August 24, 2018Date of Patent: September 21, 2021Assignee: Suncall CorporationInventor: Masaya Nakagawa
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Publication number: 20210181443Abstract: The present disclosure provides assemblies for supporting optical fiber connections. In embodiments, an optical fiber box includes a main body and a cover defining an installation cavity. A separator and a plurality of spacers are arranged in the main body and divide the installation cavity into first and second cavities and a plurality of installation channels for receiving optical fiber connectors of a type including a sleeve. Installation holes arranged at intervals along the length of the separator receive the sleeves. The plurality of installation channels and the plurality of installation holes are arranged in one-to-one correspondence. The optical fiber box optionally includes a shutter assembly at the entrance to each installation channel. In embodiments, at least the main body, the separator, and the plurality of spacers are integrally formed to provide a connection solution that does not require separate optical fiber adapters.Type: ApplicationFiled: December 16, 2020Publication date: June 17, 2021Inventors: Liang Zhou, Xiaohui Liu, Qiyue Wang, Masaya Nakagawa
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Patent number: 10907268Abstract: A method for producing a multi-layer bus bar unit includes preparing a plurality of metal flat plate-shaped bus bars, each with electrode terminal parts at two or more locations, depositing a coating film over an entire surface of each bus bar by electrodeposition coating, subjecting a coating film of a predetermined bus bar to a heating treatment so that the coating film is completely cured, subjecting another bus bar to a heat treatment so that the bus bar is semi-cured, and obtaining a multi-layer structure by alternately overlapping, and then subjecting to a pressure and heating treatment, the bus bar with the completely-cured coating film and the bus bar with the semi-cured coating film, so that the semi-cured coating film is completely cured and the plurality of bus bars adhere to each other by the completely-cured coating film.Type: GrantFiled: May 16, 2016Date of Patent: February 2, 2021Assignees: SUNCALL CORPORATION, STANLEY ELECTRIC CO., LTD.Inventors: Masaya Nakagawa, Shojiro Wakabayashi, Mamoru Yuasa, Toshifumi Watanabe
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Patent number: 10784669Abstract: A manufacturing method according to the present invention includes: a step of providing a first conductive metal flat plate; a step of forming a slit in a busbar assembly forming region of the flat plate; a step of coating the flat plate with a coating material containing an insulating resin such that at least the slit is filled with the insulating resin layer; a step of curing the coating material to form the insulating resin layer; and a cutting step of cutting off the insulating resin layer in the slit and busbar forming parts of the first conductive metal flat plate from the first conductive metal flat plate, wherein the busbar forming parts face each other with the slit therebetween.Type: GrantFiled: August 24, 2018Date of Patent: September 22, 2020Assignee: Suncall CorporationInventors: Shojiro Wakabayashi, Masaya Nakagawa
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Publication number: 20200258833Abstract: A busbar assembly according to the present invention includes a first busbar formed by a conductive metal flat plate; a second busbar formed by a conductive metal flat plate, the second busbar disposed in the same plane as the first busbar with a gap being provided between opposing side surfaces of the first and second busbars; and an insulating resin layer filled in the gap so as to mechanically connect the opposing side surfaces of the first and second busbars. Preferably, the opposing side surface of at least one of the first and second busbars is an inclined surface that is closer to the opposing side surface of the other of the first and second busbars from one side toward the other side in the thickness direction.Type: ApplicationFiled: August 24, 2018Publication date: August 13, 2020Inventor: Masaya NAKAGAWA