Patents by Inventor Kaoru Matsumura
Kaoru Matsumura 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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Patent number: 11927923Abstract: A management apparatus in a time synchronization system includes a time variation information receiving unit configured to acquire time variation information and position information of a time synchronization apparatus, a position information classifying unit configured to classify time synchronization apparatuses into predetermined categories based on the acquired position information, a time variation analysis configured to determine majority based on whether patterns of time variation of the time synchronization apparatuses belonging to an identical category are identical to each other, and to analyze the time variation based on the determined results, and a filtering and delivery unit configured to output an instruction to block the time information received from the positioning satellite, to the time synchronization apparatus having abnormal time variation.Type: GrantFiled: March 5, 2019Date of Patent: March 12, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Takaaki Hisashima, Hiroki Sakuma, Kaoru Arai, Ryuta Sugiyama, Shunichi Tsuboi, Osamu Kurokawa, Kazuyuki Matsumura
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Patent number: 11070003Abstract: A connector with cable cover includes a housing including a terminal accommodation chamber configured to accommodate a terminal connected to a cable and a rear surface configured to draw out the cable from the housing; and a cable cover formed in a tubular shape and attached to a side of the rear surface. A water drain passage is formed between a rear side on a side surface of the housing and a front side on an inner surface of the cable cover in a state where the cable cover is attached to the housing.Type: GrantFiled: March 11, 2020Date of Patent: July 20, 2021Assignee: YAZAKI CORPORATIONInventors: Kaoru Matsumura, Motoyoshi Suzuki
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Patent number: 11043772Abstract: A connector with cable cover includes a housing including a terminal accommodation chamber configured to accommodate a terminal connected to a cable and a rear surface having an opening of the terminal accommodation chamber configured to draw out the cable from the housing; and a cable cover formed in a tubular shape and attached to a side of the rear surface. The housing is provided with a water drain passage communicating from a part of the rear surface positioned below the opening on the rear surface to a rear side of a lower surface of the housing.Type: GrantFiled: March 13, 2020Date of Patent: June 22, 2021Assignee: YAZAKI CORPORATIONInventor: Kaoru Matsumura
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Publication number: 20200303872Abstract: A connector with cable cover includes a housing including a terminal accommodation chamber configured to accommodate a terminal connected to a cable and a rear surface having an opening of the terminal accommodation chamber configured to draw out the cable from the housing; and a cable cover formed in a tubular shape and attached to a side of the rear surface. The housing is provided with a water drain passage communicating from a part of the rear surface positioned below the opening on the rear surface to a rear side of a lower surface of the housing.Type: ApplicationFiled: March 13, 2020Publication date: September 24, 2020Applicant: Yazaki CorporationInventor: Kaoru MATSUMURA
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Publication number: 20200295503Abstract: A connector with cable cover includes a housing including a terminal accommodation chamber configured to accommodate a terminal connected to a cable and a rear surface configured to draw out the cable from the housing; and a cable cover formed in a tubular shape and attached to a side of the rear surface. A water drain passage is formed between a rear side on a side surface of the housing and a front side on an inner surface of the cable cover in a state where the cable cover is attached to the housing.Type: ApplicationFiled: March 11, 2020Publication date: September 17, 2020Applicant: Yazaki CorporationInventors: Kaoru MATSUMURA, Motoyoshi SUZUKI
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Patent number: 10230194Abstract: A protective cap is used when a male inner housing to which male terminals and electric wires are attached is passed through a bellows-shaped tubular portion of a grommet. A male outer housing mounted on an annular seal portion of the grommet and the male inner housing accommodated in the male outer housing in a state where the male inner housing accommodates and holds the male terminals connected to the electric wires constitutes the connector. The protective cap includes a circular cap main body having an accommodating recess that accommodates tab portions of the male terminals protruding more than a front face of the male inner housing, at least a front side of the male inner housing being fitted into the accommodating recess. An outer diameter of the cap main body is smaller than an inner diameter of the bellows-shaped tubular portion.Type: GrantFiled: October 4, 2017Date of Patent: March 12, 2019Assignee: YAZAKI CORPORATIONInventors: Yosuke Akagi, Kaoru Matsumura
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Publication number: 20180109036Abstract: A connector includes a housing provided with a sub-housing accommodation chamber accommodating a sub-housing to accommodate and hold a male terminal, and fitted into or detached from a counterpart housing. A tab deformation detection mechanism that detects deformation of a tab portion of the male terminal is provided in the housing.Type: ApplicationFiled: October 13, 2017Publication date: April 19, 2018Applicant: YAZAKI CORPORATIONInventors: Yosuke AKAGI, Kaoru MATSUMURA
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Publication number: 20180102603Abstract: A protective cap is used when a male inner housing to which male terminals and electric wires are attached is passed through a bellows-shaped tubular portion of a grommet. A male outer housing mounted on an annular seal portion of the grommet and the male inner housing accommodated in the male outer housing in a state where the male inner housing accommodates and holds the male terminals connected to the electric wires constitutes the connector. The protective cap includes a circular cap main body having an accommodating recess that accommodates tab portions of the male terminals protruding more than a front face of the male inner housing, at least a front side of the male inner housing being fitted into the accommodating recess. An outer diameter of the cap main body is smaller than an inner diameter of the bellows-shaped tubular portion.Type: ApplicationFiled: October 4, 2017Publication date: April 12, 2018Applicant: YAZAKI CORPORATIONInventors: Yosuke AKAGI, Kaoru MATSUMURA
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Patent number: 9564700Abstract: A terminal includes a box-shaped body part including a pair of a first side wall and second side wall which are raised from both side ends of a bottom wall, a top wall extended from the first side wall, and an auxiliary wall extended from the second side wall. The top wall includes a first slit opening on a side end face of the top wall. The auxiliary wall includes a second slit opening on a side end face of the auxiliary wall. A stabilizer is formed by a portion on a front side of a separating portion formed by the second slit. A stabilizer reinforcing section is formed by a portion on a front side of a separating portion formed by the first slit. An engagement section is formed by a portion on a rear side of the separating portion formed by the first slit of the top wall.Type: GrantFiled: July 16, 2015Date of Patent: February 7, 2017Assignee: YAZAKI CORPORATIONInventors: Kaoru Matsumura, Tomoyoshi Fukaya, Kenji Kajikawa
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Patent number: 9306310Abstract: A connector is provided which includes a housing in which a terminal is accommodated, and a retainer which is mounted on the housing to prevent movement of the terminal in the direction of detachment. A retainer insertion hole is provided on the housing to insert the retainer, and a provisional locking projection and a final locking projection are provided which extend into the retainer insertion hole. A guide portion is provided in the retainer which is flexibly deformed by interference from the provisional locking projection and the final locking projection, and a locked portion is formed, which is a locking hole opened in the guide portion. The locked portion and the provisional locking projection are temporarily locked during the insertion process, and the locked portion and the final locking projection are locked at the end of the insertion process.Type: GrantFiled: January 17, 2013Date of Patent: April 5, 2016Assignee: Yazaki CorporationInventors: Kaoru Matsumura, Tomoyoshi Fukaya, Kenji Kajikawa
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Patent number: 9300075Abstract: A connector includes: a terminal including a box part which covers a terminal-contact spring, a crimped part which holds a core wire, and a concave part formed between the box part and the crimped part; and a housing integrally including an insertion port from which the terminal is inserted, an accommodation chamber in which the terminal is accommodated, an band which constitute a part of the accommodation chamber and is put into a double end-supported state so that the elastic band is pressed and elastically deformed by the box part of the terminal when the terminal is inserted in the housing from the insertion port, a lance which protrudes from an intermediate part of the band to engage the concave part of the terminal, and a reinforcement part which protrudes from the lance toward a bottom side of the housing to enter in the concave part of the terminal.Type: GrantFiled: December 19, 2011Date of Patent: March 29, 2016Assignee: YAZAKI CORPORATIONInventors: Kaoru Matsumura, Tomoyoshi Fukaya, Kenji Kajikawa
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Patent number: 9281575Abstract: A terminal is formed by bending a plate of electrically conductive metal and is received in a connector housing. The terminal includes a box-shaped body part, a terminal contact part provided on a front side of the body part, and an electrical wire connecting part provided on a rear side of the body part. When the plate before bending is viewed from the thickness direction, a conductor section having a cross-section having constant width and thickness extends from the terminal contact part to the electrical wire connecting part.Type: GrantFiled: September 15, 2015Date of Patent: March 8, 2016Assignee: YAZAKI CORPORATIONInventors: Kaoru Matsumura, Tomoyoshi Fukaya, Kenji Kajikawa
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Publication number: 20160006136Abstract: A terminal is formed by bending a plate of electrically conductive metal and is received in a connector housing. The terminal includes a box-shaped body part, a terminal contact part provided on a front side of the body part, and an electrical wire connecting part provided on a rear side of the body part. When the plate before bending is viewed from the thickness direction, a conductor section having a cross-section having constant width and thickness extends from the terminal contact part to the electrical wire connecting part.Type: ApplicationFiled: September 15, 2015Publication date: January 7, 2016Inventors: Kaoru MATSUMURA, Tomoyoshi FUKAYA, Kenji KAJIKAWA
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Publication number: 20150318632Abstract: A terminal includes a box-shaped body part including a pair of a first side wall and second side wall which are raised from both side ends of a bottom wall, a top wall extended from the first side wall, and an auxiliary wall extended from the second side wall. The top wall includes a first slit opening on a side end face of the top wall. The auxiliary wall includes a second slit opening on a side end face of the auxiliary wall. A stabilizer is formed by a portion on a front side of a separating portion formed by the second slit. A stabilizer reinforcing section is formed by a portion on a front side of a separating portion formed by the first slit. An engagement section is formed by a portion on a rear side of the separating portion formed by the first slit of the top wall.Type: ApplicationFiled: July 16, 2015Publication date: November 5, 2015Inventors: Kaoru MATSUMURA, Tomoyoshi FUKAYA, Kenji KAJIKAWA
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Publication number: 20150286013Abstract: In the present invention, a plug-side ferrule is urged toward a fitting direction of a plug-side housing by a spring member provided in the plug-side housing. An in-line-side ferrule is positioned in a separating direction of an in-line-side housing by a positioning fixing part provided in the in-line-side housing.Type: ApplicationFiled: June 18, 2015Publication date: October 8, 2015Applicant: Yazaki CorporationInventor: Kaoru MATSUMURA
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Publication number: 20150024639Abstract: A connector is provided which includes a housing in which a terminal is accommodated, and a retainer which is mounted on the housing to prevent movement of the terminal in the direction of detachment. A retainer insertion hole is provided on the housing to insert the retainer, and a provisional locking projection and a final locking projection are provided which extend into the retainer insertion hole. A guide portion is provided in the retainer which is flexibly deformed by interference from the provisional locking projection and the final locking projection, and a locked portion is formed, which is a locking hole opened in the guide portion. The locked portion and the provisional locking projection are temporarily locked during the insertion process, and the locked portion and the final locking projection are locked at the end of the insertion process.Type: ApplicationFiled: January 17, 2013Publication date: January 22, 2015Applicant: Yazaki CorporationInventors: Kaoru Matsumura, Tomoyoshi Fukaya, Kenji Kajikawa
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Patent number: 8882530Abstract: Provided is a lever fitting-type connector wherein the time for connecting a second connector comprised of a plurality of connector segments to a first connector can be reduced; and a compact connector portion of a wire harness can be obtained. A second connector (14) fitted and connected to a first connector (13) by an operation for rotating a fitting operation lever (15) attached to the first connector (13), is configured by combining a main connector segment (31) with a subsidiary connector segment (32). The main connector segment (31) has a lever engagement portion (34) to be engaged with the fitting operation lever (15) when the main connector segment is fitted to an initial fitting position. The main connector segment (31) is shifted from the initial fitting position to a complete fitting position by an operation for rotating the fitting operation lever (15).Type: GrantFiled: June 16, 2011Date of Patent: November 11, 2014Assignees: Yazaki Corporation, Honda Motor Co., Ltd.Inventors: Kaoru Matsumura, Kazuto Ohtaka, Hideki Homma, Tetsuya Mitani
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Patent number: 8764482Abstract: A connector provided with a female-type metal terminal fitting, includes a case portion including a bottom plate portion, first and second side plate portions, and an upper plate portion, a lance engaging portion formed at a rear end portion of the upper plate portion so as to engage with a lance, a biasing portion integrated in the case portion, a wire connecting portion provided so as to be extended to a rear side of the case portion, and a spring supporting plate portion laminated on an inner face of the upper plate portion. A rear end portion of the spring supporting plate portion is recessed toward inside of the case portion further than the rear end portion of the upper plate portion. The biasing portion is extended from the spring supporting plate portion.Type: GrantFiled: March 28, 2013Date of Patent: July 1, 2014Assignee: Yazaki CorporationInventors: Kaoru Matsumura, Tomoyoshi Fukaya, Kenji Kajikawa
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Patent number: D916023Type: GrantFiled: September 17, 2019Date of Patent: April 13, 2021Assignee: YAZAKI CORPORATIONInventors: Masanori Nagasawa, Kaoru Matsumura
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Patent number: D916662Type: GrantFiled: September 17, 2019Date of Patent: April 20, 2021Assignee: YAZAKI CORPORATIONInventors: Masanori Nagasawa, Kaoru Matsumura