Patents by Inventor Tsukasa Matsuzaki
Tsukasa Matsuzaki 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: 9771724Abstract: In a floor panel provided with upper and lower members which have concave spaces and side surfaces having heights and are formed as a box shape, and structured such that the upper and lower members are combined up and down so as to communicate the respective concave spaces so as to form an internal space in an inner portion, the floor panel has a joint portion in which height leading end portions of the side surfaces of the upper and lower members are folded so as to enwrap each other so as to be connected, and the joint portion is arranged in a height midstream portion of the side surface of the floor panel, and is arranged at a position which is retreated to an inner side of the floor panel in relation to the side surface in both height end sides of the floor panel.Type: GrantFiled: September 27, 2013Date of Patent: September 26, 2017Assignee: SENQCIA CORPORATIONInventors: Takashi Ohshima, Atsuhiko Kobayashi, Tsukasa Matsuzaki, Yuichi Nakabo
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Patent number: 9683374Abstract: The invention provides a floor panel which can reduce a material cost and achieve a weight saving, by easily carrying out a press drawing process. In a floor panel in which an upper member and a lower member are joined in their peripheral edge portions and an internal space is formed in an inner portion of the floor panel, an opening portion intruding approximately as a rectangular shape into an inner side of the floor panel is formed in a side plate portion of each of the upper member and the lower member, and a shape of the opening portion is formed as such a curved shape that two internal corner portions intrude into the inner side of the floor panel than the other approximately linear portions than the internal corner portions, in a whole or a part of a horizontal cross section.Type: GrantFiled: September 18, 2013Date of Patent: June 20, 2017Assignee: SENQCIA CORPORATIONInventors: Takashi Ohshima, Atsuhiko Kobayashi, Tsukasa Matsuzaki, Yuichi Nakabo
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Patent number: 9593492Abstract: In a lid member having a long and short edge plate portions which are adjacent to each other, and approximately formed as an L-shaped form in its cross section, the long edge plate portion has a plurality of first groove portions which extend approximately in parallel to a ridge line portion which is held in common with the short edge plate portion adjacent in a width direction so as to be arranged side by side while being spaced from each other, and are formed so as to be concaved to a back side in a thickness direction in relation to an upper surface, and a plurality of second groove portions which are formed so as to be concaved to the back side in the thickness direction in relation to the upper surface, and are connected both end portions in a length direction respectively to a plurality of first groove portions.Type: GrantFiled: September 18, 2013Date of Patent: March 14, 2017Assignee: SENQCIA CORPORATIONInventors: Takashi Ohshima, Atsuhiko Kobayashi, Tsukasa Matsuzaki, Yuichi Nakabo
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Publication number: 20160265235Abstract: The invention provides a floor panel which can prevent the cable such as the wiring arranged in the space between the floor panel and the floor surface from being damaged due to the contact with the leading end angled portion of the floor panel, and can prevent a manufacturing cost from being increased on the basis of its simple structure. In a floor panel (40) provided with a plate-like top plate portion (44) which has a plane portion and four edges in a peripheral portion thereof, and a plurality of side plate portions (46) which are formed by being folded from the four edges, and supported to a support table (6) so as to construct a free access floor (42), the side plate portions (46) are folded and folded portions (46c) are formed in lower end portions of the side plate portions (46).Type: ApplicationFiled: November 25, 2013Publication date: September 15, 2016Inventors: Atsuhiko KOBAYASHI, Tsukasa MATSUZAKI, Yuichi NAKABO
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Publication number: 20160237698Abstract: The invention provides a floor panel which can reduce a material cost and achieve a weight saving, by easily carrying out a press drawing process. In a floor panel in which an upper member and a lower member are joined in their peripheral edge portions and an internal space is formed in an inner portion of the floor panel, an opening portion intruding approximately as a rectangular shape into an inner side of the floor panel is formed in a side plate portion of each of the upper member and the lower member, and a shape of the opening portion is formed as such a curved shape that two internal corner portions intrude into the inner side of the floor panel than the other approximately linear portions than the internal corner portions, in a whole or a part of a horizontal cross section.Type: ApplicationFiled: September 18, 2013Publication date: August 18, 2016Inventors: Takashi OHSHIMA, Atsuhiko KOBAYASHI, Tsukasa MATSUZAKI, Yuichi NAKABO
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Publication number: 20160201340Abstract: In a floor panel provided with upper and lower members which have concave spaces and side surfaces having heights and are formed as a box shape, and structured such that the upper and lower members are combined up and down so as to communicate the respective concave spaces so as to form an internal space in an inner portion, the floor panel has a joint portion in which height leading end portions of the side surfaces of the upper and lower members are folded so as to enwrap each other so as to be connected, and the joint portion is arranged in a height midstream portion of the side surface of the floor panel, and is arranged at a position which is retreated to an inner side of the floor panel in relation to the side surface in both height end sides of the floor panel.Type: ApplicationFiled: September 27, 2013Publication date: July 14, 2016Inventors: Takashi OHSHIMA, Atsuhiko KOBAYASHI, Tsukasa MATSUZAKI, Yuichi NAKABO
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Publication number: 20160153201Abstract: In a lid member having a long and short edge plate portions which are adjacent to each other, and approximately formed as an L-shaped form in its cross section, the long edge plate portion has a plurality of first groove portions which extend approximately in parallel to a ridge line portion which is held in common with the short edge plate portion adjacent in a width direction so as to be arranged side by side while being spaced from each other, and are formed so as to be concaved to a back side in a thickness direction in relation to an upper surface, and a plurality of second groove portions which are formed so as to be concaved to the back side in the thickness direction in relation to the upper surface, and are connected both end portions in a length direction respectively to a plurality of first groove portions.Type: ApplicationFiled: September 18, 2013Publication date: June 2, 2016Applicants: Hitachi Metals Techno, Ltd., Ishii Press Industries Co., Ltd.Inventors: Takashi OHSHIMA, Atsuhiko KOBAYASHI, Tsukasa MATSUZAKI, Yuichi NAKABO
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Patent number: D745193Type: GrantFiled: March 13, 2014Date of Patent: December 8, 2015Assignee: Hitachi Metals Techno, Ltd.Inventors: Takashi Ohshima, Atsuhiko Kobayashi, Tsukasa Matsuzaki, Yuichi Nakabo
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Patent number: D754368Type: GrantFiled: March 13, 2014Date of Patent: April 19, 2016Assignee: SENQCIA CO., LTD.Inventors: Takashi Ohshima, Atsuhiko Kobayashi, Tsukasa Matsuzaki, Yuichi Nakabo
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Patent number: D754369Type: GrantFiled: March 13, 2014Date of Patent: April 19, 2016Assignee: SENQCIA CO., LTD.Inventors: Takashi Ohshima, Atsuhiko Kobayashi, Tsukasa Matsuzaki, Yuichi Nakabo