Patents by Inventor Tohru Yamakami
Tohru Yamakami 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: 10236615Abstract: A connector includes a plurality of contacts, each including an upper linear portion, a side linear portion and a bent portion between the upper linear portion and the side linear portion; an upper insulating body; and a lower insulating body, the contacts being provided such that a side surface of the lower insulating body faces the side linear portion of each of the contacts, and an upper surface of the lower insulating body faces the upper linear portion of each of the contacts, upper protrusions being provided at the upper surface of the lower insulating body such that each of the upper protrusions positions between the upper linear portions of the adjacent contacts.Type: GrantFiled: January 31, 2018Date of Patent: March 19, 2019Assignee: FUJITSU COMPONENT LIMITEDInventors: Tohru Yamakami, Koki Sato
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Publication number: 20180241144Abstract: A connector includes a plurality of contacts, each including an upper linear portion, a side linear portion and a bent portion between the upper linear portion and the side linear portion; an upper insulating body; and a lower insulating body, the contacts being provided such that a side surface of the lower insulating body faces the side linear portion of each of the contacts, and an upper surface of the lower insulating body faces the upper linear portion of each of the contacts, upper protrusions being provided at the upper surface of the lower insulating body such that each of the upper protrusions positions between the upper linear portions of the adjacent contacts.Type: ApplicationFiled: January 31, 2018Publication date: August 23, 2018Inventors: Tohru Yamakami, Koki Sato
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Patent number: 9882300Abstract: A connector includes a housing, a terminal housed in the housing and configured to contact a terminal of another connector, a pivoting part pivotably housed in the housing, wherein a contact part configured to contact the housing of the other connector is formed at a first end of the pivoting part and a pressing part configured to press the terminal of the connector is formed at a second end of the pivoting part, and a spring that urges the pivoting part. In connecting the connector to the other connector, the housing of the other connector contacts the contact part to pivot the pivoting part in a first direction to have the pressing part press the terminal of the connector toward the terminal of the other connector.Type: GrantFiled: December 4, 2015Date of Patent: January 30, 2018Assignee: FUJITSU COMPONENT LIMITEDInventors: Tohru Yamakami, Koichi Kiryu, Takahiro Kondo, Mitsuru Kobayashi
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Publication number: 20170331213Abstract: A connector includes a housing, a terminal housed in the housing and configured to contact a terminal of another connector, a pivoting part pivotably housed in the housing, wherein a contact part configured to contact the housing of the other connector is formed at a first end of the pivoting part and a pressing part configured to press the terminal of the connector is formed at a second end of the pivoting part, and a spring that urges the pivoting part. In connecting the connector to the other connector, the housing of the other connector contacts the contact part to pivot the pivoting part in a first direction to have the pressing part press the terminal of the connector toward the terminal of the other connector.Type: ApplicationFiled: December 4, 2015Publication date: November 16, 2017Applicant: Fujitsu Component LimitedInventors: Tohru YAMAKAMI, Koichi KIRYU, Takahiro KONDO, Mitsuru KOBAYASHI
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Patent number: 9705219Abstract: A connector includes a housing and a signal plug contact provided in the housing. The housing includes a hole that expands from part of the housing in which the signal plug contact is provided.Type: GrantFiled: October 19, 2015Date of Patent: July 11, 2017Assignee: FUJITSU COMPONENT LIMITEDInventors: Tohru Yamakami, Koki Sato, Mitsuru Kobayashi
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Patent number: 9570821Abstract: A connector connectable to another connector includes a connector card including a first surface and a second surface, a cable pad provided on the first surface and configured to be connected to a cable core wire, a contact that is provided on the second surface and corresponds to the cable pad, wherein the contact is positioned across the connector card from the corresponding cable pad and is configured to come into contact with the other connector, and an electrically conductive part provided through the connector card, wherein the conductive part electrically connects the cable pad and the corresponding contact.Type: GrantFiled: August 13, 2013Date of Patent: February 14, 2017Assignee: FUJITSU COMPONENT LIMITEDInventor: Tohru Yamakami
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Patent number: 9392702Abstract: Disclosed is a surface mount device to be mounted on a base member, including plural lead units, each of the plural lead units including, a lead including a body portion and a foot formed at an end of the lead; a solder portion formed at the foot of the lead to protrude toward the direction of the base member to have a summit portion, and a diffusion prevention portion provided on the lead for preventing a diffusion of a solder along the body portion of the lead.Type: GrantFiled: July 7, 2015Date of Patent: July 12, 2016Assignee: FUJITSU COMPONENT LIMITEDInventors: Takeshi Okuyama, Toshihiro Kusagaya, Tohru Yamakami
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Publication number: 20160126658Abstract: A connector includes a housing and a signal plug contact provided in the housing. The housing includes a hole that expands from part of the housing in which the signal plug contact is provided.Type: ApplicationFiled: October 19, 2015Publication date: May 5, 2016Inventors: Tohru Yamakami, Koki Sato, Mitsuru Kobayashi
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Publication number: 20150313024Abstract: Disclosed is a surface mount device to be mounted on a base member, including plural lead units, each of the plural lead units including, a lead including a body portion and a foot formed at an end of the lead; a solder portion formed at the foot of the lead to protrude toward the direction of the base member to have a summit portion, and a diffusion prevention portion provided on the lead for preventing a diffusion of a solder along the body portion of the lead.Type: ApplicationFiled: July 7, 2015Publication date: October 29, 2015Inventors: Takeshi Okuyama, Toshihiro Kusagaya, Tohru Yamakami
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Patent number: 9106005Abstract: Disclosed is a surface mount device to be mounted on a base member, including plural lead units, each of the plural lead units including, a lead including a body portion and a foot formed at an end of the lead; a solder portion formed at the foot of the lead to protrude toward the direction of the base member to have a summit portion, and a diffusion prevention portion provided on the lead for preventing a diffusion of a solder along the body portion of the lead.Type: GrantFiled: January 24, 2012Date of Patent: August 11, 2015Assignee: FUJITSU COMPONENT LIMITEDInventors: Takeshi Okuyama, Toshihiro Kusagaya, Tohru Yamakami
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Patent number: 8708741Abstract: A connector includes: a housing; and a connector module; the connector module including: a projection portion that projects outside from the housing; a substrate composed of a material with thermal conductivity; and a terminal that is fixed to a lower part of the substrate and contacts on an external substrate.Type: GrantFiled: August 16, 2012Date of Patent: April 29, 2014Assignee: Fujitsu Component LimitedInventors: Tetsugaku Tanaka, Tohru Yamakami, Takeshi Okuyama, Toshihiro Kusagaya
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Publication number: 20140051300Abstract: A connector connectable to another connector includes a connector card including a first surface and a second surface, a cable pad provided on the first surface and configured to be connected to a cable core wire, a contact that is provided on the second surface and corresponds to the cable pad, wherein the contact is positioned across the connector card from the corresponding cable pad and is configured to come into contact with the other connector, and an electrically conductive part provided through the connector card, wherein the conductive part electrically connects the cable pad and the corresponding contact.Type: ApplicationFiled: August 13, 2013Publication date: February 20, 2014Applicant: FUJITSU COMPONENT LIMITEDInventor: Tohru Yamakami
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Publication number: 20130045634Abstract: A connector includes: a housing; and a connector module; the connector module including: a projection portion that projects outside from the housing; a substrate composed of a material with thermal conductivity; and a terminal that is fixed to a lower part of the substrate and contacts on an external substrate.Type: ApplicationFiled: August 16, 2012Publication date: February 21, 2013Applicant: FUJITSU COMPONENT LIMITEDInventors: Tetsugaku TANAKA, Tohru Yamakami, Takeshi Okuyama, Toshihiro Kusagaya
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Publication number: 20120193139Abstract: Disclosed is a surface mount device to be mounted on a base member, including plural lead units, each of the plural lead units including, a lead including a body portion and a foot formed at an end of the lead; a solder portion formed at the foot of the lead to protrude toward the direction of the base member to have a summit portion, and a diffusion prevention portion provided on the lead for preventing a diffusion of a solder along the body portion of the lead.Type: ApplicationFiled: January 24, 2012Publication date: August 2, 2012Applicant: FUJITSU COMPONENT LIMITEDInventors: Takeshi Okuyama, Toshihiro KUSAGAYA, Tohru YAMAKAMI
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Publication number: 20120168221Abstract: A relay board for relaying plurality of electric wires to a transmission connector, the relay board provided with first and second front ground pads 12a, 12b which are arranged on a front surface, first and second back ground pads 13a, 13b which are arranged on a back surface, signal pads 14a to 15b which are arranged between the ground pads, a first via hole 17a which connected the first front ground pad 12a and the first back ground pad 13a, and a second via holes 17b which connects the second front ground pad 12b and second back ground pad 13b, the first via hole 17a and the second via hole 17b being arranged at the both sides of the signal pads. It is possible to provide an inexpensive relay board with excellent transmission characteristics and grounding characteristics.Type: ApplicationFiled: January 4, 2012Publication date: July 5, 2012Applicant: FUJITSU COMPONENT LIMITEDInventors: Takeshi Okuyama, Tohru Yamakami
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Patent number: 8183464Abstract: A substrate pad structure for connecting a lead connecting portion of an electronic device to a substrate is disclosed. The substrate pad structure includes a first pad portion and a second pad portion that are arranged on the substrate at corresponding positions of two end regions of the lead connecting portion, which has a continuous oblong shape. A space portion is provided between the first pad portion and the second pad portion, and the lead connecting portion includes a non-connected region located at a corresponding position of the space portion.Type: GrantFiled: April 18, 2008Date of Patent: May 22, 2012Assignee: Fujitsu Component LimitedInventors: Tohru Yamakami, Osamu Daikuhara
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Patent number: 8047875Abstract: A jack connector includes pairs of jack signal contacts and jack ground contacts arranged alternately, and a plug connector includes pairs of plug signal contacts and plug ground contacts arranged alternately. Respective contacts of each pair of jack signal contacts come into contact with respective contacts of each pair of plug signal contacts, and each jack ground contact comes into contact with each plug ground contact. In a first contact structure, each jack ground contact comes into contact with each plug ground contact at a first position, and in a second contact structure each jack ground contact comes into contact with each plug ground contact at a second position apart from the first position along an extending direction of the plug ground contact.Type: GrantFiled: October 28, 2009Date of Patent: November 1, 2011Assignee: Fujitsu Component LimitedInventors: Tohru Yamakami, Takeshi Okuyama, Tadashi Kumamoto
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Patent number: 7931481Abstract: A balanced transmission connector includes an insulation block including a contact connecting part for connecting with another connector at a front part of the insulation block and connecting with a substrate at a bottom part of the insulation block, a first signal contact including an upper contact portion projecting from the front of the insulation block and a first lead portion projecting from the rear of the insulation block and extending toward the substrate, a second signal contact including a lower contact portion projecting from the front of the insulation block and a second lead portion projecting from the rear of the insulation block and extending toward the substrate, retaining portions formed on a rear part of the insulation block retaining the first and second lead portions from both sides. The first and second lead portions extend substantially in parallel while maintaining a shortest distance with respect to the substrate.Type: GrantFiled: July 14, 2009Date of Patent: April 26, 2011Assignee: Fujitsu Component LimitedInventor: Tohru Yamakami
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Publication number: 20100190385Abstract: A jack connector includes pairs of jack signal contacts and jack ground contacts arranged alternately, and a plug connector includes pairs of plug signal contacts and plug ground contacts arranged alternately. Respective contacts of each pair of jack signal contacts come into contact with respective contacts of each pair of plug signal contacts, and each jack ground contact comes into contact with each plug ground contact. In a first contact structure, each jack ground contact comes into contact with each plug ground contact at a first position, and in a second contact structure each jack ground contact comes into contact with each plug ground contact at a second position apart from the first position along an extending direction of the plug ground contact.Type: ApplicationFiled: October 28, 2009Publication date: July 29, 2010Inventors: Tohru Yamakami, Takeshi Okuyama, Tadashi Kumamoto
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Publication number: 20100112832Abstract: A connector includes a housing and a contact. The contact includes a first part including a first terminal part and a first connection part; a second part including a second terminal part and a second connection part, and a third part including an elastic part having a first end and a second end connected to the first part and the second part, respectively. The first connection part and the second connection part face each other across a gap. The second terminal part is configured to come into press contact with an electrode in response to fixation of the housing to a board. The third part is configured to elastically deform in response to attachment of a plug to the housing and/or the fixation of the housing to the board, so as to cause the first connection part and the second connection part to come into contact and be electrically connected.Type: ApplicationFiled: September 30, 2009Publication date: May 6, 2010Inventors: Koki Sato, Hideo Miyazawa, Tohru Yamakami, Kazuhiro Mizukami