Patents by Inventor Atsushi Kurita
Atsushi Kurita 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: 20230341609Abstract: To provide a light guide plate with reduced luminance unevenness. The light guide plate includes: a base portion having a one surface and a light incident surface disposed on one end side of the one surface and intersecting the one surface, and a plurality of convex lenses provided on a side facing the one surface of the base portion, each of the plurality of convex lenses extending in a first direction and aligned along a second direction which is substantially orthogonal to the first direction, where the base portion includes at least a first region relatively close to the light incident surface and a second region relatively far from the light incident surface, and where the first region is provided with a plurality of first bottom portions that are surfaces disposed between the convex lenses adjacent to each other in the second direction and inclined with respect to the first direction.Type: ApplicationFiled: August 30, 2021Publication date: October 26, 2023Inventors: Kazumi CHIJIWA, Yoji OKI, Takeshi ASAKURA, Atsushi KURITA
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Patent number: 11296460Abstract: A connector position assurance member (60) includes a body (61), a resiliently displaceable lock (70) projecting forward from a front of the body (61) and a push-in suppressing member (80) projecting rearward from a rear of the body (61). The housing (30) includes a receptacle (31) and a lock arm (40) provided on an upper surface of the receptacle (31). The lock arm (40) includes a locking portion (44) to be locked to a projection (102) of a mating housing (100) and a connection releasing portion (45) for displacing the locking portion (44) by being pushed toward an outer peripheral surface of the receptacle (31). With the connector position assurance member (60) at a connection assurance position (CAP), the lock (70) is locked to the locking portion (44) and the push-in suppressing member (80) is between the upper surface of the receptacle (31) and the connection releasing portion (45).Type: GrantFiled: June 19, 2020Date of Patent: April 5, 2022Assignee: Sumitomo Wiring Systems Ltd.Inventor: Atsushi Kurita
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Patent number: 11101606Abstract: A charging inlet includes an accommodation box and an inlet body to which the accommodation box is attached from a rear side. The accommodation box includes multiple terminals, an accommodation box body separately accommodating the terminals, multiple fuses, a fuse box integrated with the accommodation box body and separately accommodating the fuses, and multiple bus bars respectively electrically connecting the terminals to the fuses. The accommodation box body has a circular columnar shape and extends in a front-rear direction. The accommodation box includes multiple body receptacles that are open in a front end surface of the accommodation box to separately accommodate the terminals. The terminals accommodated in the body receptacles project from a front end surface of the accommodation box body. The bus bars are embedded into the accommodation box.Type: GrantFiled: July 23, 2018Date of Patent: August 24, 2021Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Atsushi Kurita
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Patent number: 10910736Abstract: A charging inlet includes a first terminal including a first terminal body and a bus bar. An inlet body accommodates the first terminal body. A retaining member is attached to the inlet body from a rear side. The first terminal body includes a circular rod shaped first terminal connector. The bus bar includes a bus bar body, a bus bar-side fastening portion, and a first wire fastening portion. The bus bar body electrically connects the bus bar-side fastening portion and the first wire fastening portion. The retaining member includes a retaining body and a protruding portion. The first terminal connector is inserted through a first terminal insertion hole of the retaining body. The protruding portion is disposed along the bus bar body to retain the bus bar.Type: GrantFiled: July 23, 2018Date of Patent: February 2, 2021Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Atsushi Kurita
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Publication number: 20200412055Abstract: A connector position assurance member (60) includes a body (61), a resiliently displaceable lock (70) projecting forward from a front of the body (61) and a push-in suppressing member (80) projecting rearward from a rear of the body (61). The housing (30) includes a receptacle (31) and a lock arm (40) provided on an upper surface of the receptacle (31). The lock arm (40) includes a locking portion (44) to be locked to a projection (102) of a mating housing (100) and a connection releasing portion (45) for displacing the locking portion (44) by being pushed toward an outer peripheral surface of the receptacle (31). With the connector position assurance member (60) at a connection assurance position (CAP), the lock (70) is locked to the locking portion (44) and the push-in suppressing member (80) is between the upper surface of the receptacle (31) and the connection releasing portion (45).Type: ApplicationFiled: June 19, 2020Publication date: December 31, 2020Inventor: Atsushi Kurita
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Patent number: 10797434Abstract: A connector (10) includes a housing (12) having an opening (24) into which a cable (14) is inserted, and a retainer (16) is mounted on the housing (12) from the side of the opening (24). The retainer (16) includes locking lances (44) that face the cable (14) and are resiliently displaceable toward the cable (14) for holding the cable (14). The housing (12) includes cantilevered pressing portions (36). The pressing portions (36) displace the locking lances (44) toward the cable (14) to bring the locking lances (44) into contact with the cable (14) by pressing the locking lances (44) toward the cable (14). The retainer (16) includes displacement preventing portions (72) to prevent displacements of the pressing portions (36) in directions opposite to contacting directions with the locking lances (44) by contacting the pressing portions (36) in the directions toward the cable (14).Type: GrantFiled: April 24, 2019Date of Patent: October 6, 2020Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Atsushi Kurita
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Patent number: 10770829Abstract: A connector (10) includes a housing (12) having an opening (24) open rearward. A seal ring (28) prevents water from entering the housing (12) from the side of the opening (24) by being inserted into the opening (24) and resiliently contacting an inner peripheral surface (29) of the opening (24). A retainer (16) has a contact portion (86) configured to contact the seal ring (28) from behind. The retainer (16) is configured to hold the seal ring (28) in the housing (12) by having the contact portion (86) contact the seal ring (28). The retainer (16) is mounted on the housing (12) to cover the opening (24) of the housing (12). A first drainage port (80) is open in an inner wall of the retainer (16) and is configured so that water that has entered the retainer (16) and adhered to the seal ring (28) is discharged to outside.Type: GrantFiled: April 24, 2019Date of Patent: September 8, 2020Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Atsushi Kurita
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Publication number: 20200169011Abstract: A charging inlet includes a first terminal including a first terminal body and a bus bar. An inlet body accommodates the first terminal body. A retaining member is attached to the inlet body from a rear side. The first terminal body includes a circular rod shaped first terminal connector. The bus bar includes a bus bar body, a bus bar-side fastening portion, and a first wire fastening portion. The bus bar body electrically connects the bus bar-side fastening portion and the first wire fastening portion. The retaining member includes a retaining body and a protruding portion. The first terminal connector is inserted through a first terminal insertion hole of the retaining body. The protruding portion is disposed along the bus bar body to retain the bus bar.Type: ApplicationFiled: July 23, 2018Publication date: May 28, 2020Inventor: Atsushi KURITA
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Publication number: 20200153173Abstract: A charging inlet includes an accommodation box and an inlet body to which the accommodation box is attached from a rear side. The accommodation box includes multiple terminals, an accommodation box body separately accommodating the terminals, multiple fuses, a fuse box integrated with the accommodation box body and separately accommodating the fuses, and multiple bus bars respectively electrically connecting the terminals to the fuses. The accommodation box body has a circular columnar shape and extends in a front-rear direction. The accommodation box includes multiple body receptacles that are open in a front end surface of the accommodation box to separately accommodate the terminals. The terminals accommodated in the body receptacles project from a front end surface of the accommodation box body. The bus bars are embedded into the accommodation box.Type: ApplicationFiled: July 23, 2018Publication date: May 14, 2020Inventor: Atsushi KURITA
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Publication number: 20190356082Abstract: A connector (10) includes a housing (12) having an opening (24) open rearward. A seal ring (28) prevents water from entering the housing (12) from the side of the opening (24) by being inserted into the opening (24) and resiliently contacting an inner peripheral surface (29) of the opening (24). A retainer (16) has a contact portion (86) configured to contact the seal ring (28) from behind. The retainer (16) is configured to hold the seal ring (28) in the housing (12) by having the contact portion (86) contact the seal ring (28). The retainer (16) is mounted on the housing (12) to cover the opening (24) of the housing (12). A first drainage port (80) is open in an inner wall of the retainer (16) and is configured so that water that has entered the retainer (16) and adhered to the seal ring (28) is discharged to outside.Type: ApplicationFiled: April 24, 2019Publication date: November 21, 2019Inventor: Atsushi Kurita
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Publication number: 20190356085Abstract: A connector (10) includes a housing (12) having an opening (24) into which a cable (14) is inserted, and a retainer (16) is mounted on the housing (12) from the side of the opening (24). The retainer (16) includes locking lances (44) that face the cable (14) and are resiliently displaceable toward the cable (14) for holding the cable (14). The housing (12) includes cantilevered pressing portions (36). The pressing portions (36) displace the locking lances (44) toward the cable (14) to bring the locking lances (44) into contact with the cable (14) by pressing the locking lances (44) toward the cable (14). The retainer (16) includes displacement preventing portions (72) to prevent displacements of the pressing portions (36) in directions opposite to contacting directions with the locking lances (44) by contacting the pressing portions (36) in the directions toward the cable (14).Type: ApplicationFiled: April 24, 2019Publication date: November 21, 2019Inventor: Atsushi Kurita
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Patent number: 9831594Abstract: An electric power supply connector for vehicle (10) is provided with an inlet body (20) including a connector fitting portion (21) into which a mating connector can fit. Tubular components made of metal are fixed around the connector fitting portion (21) with one end part (26A) of each tubular component projecting more than another end part (26B). A cover (30) with insertion holes (33) into which the tubular components are to be inserted is fixed to the inlet body (20) with the one end part (26A) projecting from an opening of each insertion hole (33). A seal (40) is configured to seal between the inlet body (20) and the cover (30) by being held in close contact with peripheral edges (27) of the tubular components in the inlet body (20) and edges (37) of the insertion holes (33).Type: GrantFiled: August 19, 2015Date of Patent: November 28, 2017Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Atsushi Kurita
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Patent number: 9831616Abstract: A connector (10) includes a main body (30) having a mounting plate (31) to be mounted on a body of a vehicle and a fitting (32) that penetrates through the mounting plate (31) in a front-back direction and a display plate (50) mounted on an outer peripheral side of the connector fitting (32) and on a front side of the mounting plate (31). The display plate (50) includes a display (52), a receptacle (53) provided to be open backward from the display (52) and a light source unit (70) having a light source configured to irradiate the display (52) with light from behind and to be locked from behind by the mounting plate (31) in a state accommodated in the receptacle (53).Type: GrantFiled: April 29, 2015Date of Patent: November 28, 2017Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Atsushi Kurita
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Publication number: 20170229804Abstract: An electric power supply connector for vehicle (10) is provided with an inlet body (20) including a connector fitting portion (21) into which a mating connector can fit. Tubular components made of metal are fixed around the connector fitting portion (21) with one end part (26A) of each tubular component projecting more than another end part (26B). A cover (30) with insertion holes (33) into which the tubular components are to be inserted is fixed to the inlet body (20) with the one end part (26A) projecting from an opening of each insertion hole (33). A seal (40) is configured to seal between the inlet body (20) and the cover (30) by being held in close contact with peripheral edges (27) of the tubular components in the inlet body (20) and edges (37) of the insertion holes (33).Type: ApplicationFiled: August 19, 2015Publication date: August 10, 2017Inventor: Atsushi Kurita
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Patent number: D900038Type: GrantFiled: July 16, 2019Date of Patent: October 27, 2020Assignee: SUMITOMO WIRING SYSTEMS, LTDInventors: Atsushi Kurita, Masato Kamemura
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Patent number: D900746Type: GrantFiled: July 16, 2019Date of Patent: November 3, 2020Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventors: Atsushi Kurita, Masato Kamemura
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Patent number: D900755Type: GrantFiled: July 16, 2019Date of Patent: November 3, 2020Assignee: SUMITOMO WIRING SYSTEMS, LTDInventors: Atsushi Kurita, Masato Kamemura
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Patent number: D900756Type: GrantFiled: July 16, 2019Date of Patent: November 3, 2020Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventors: Atsushi Kurita, Masato Kamemura
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Patent number: D901396Type: GrantFiled: July 16, 2019Date of Patent: November 10, 2020Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventors: Atsushi Kurita, Masato Kamemura
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Patent number: D906259Type: GrantFiled: July 16, 2019Date of Patent: December 29, 2020Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventors: Atsushi Kurita, Masato Kamemura