Patents by Inventor Akihisa Watanabe
Akihisa Watanabe 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).
-
Patent number: 11892700Abstract: An optical fiber unit includes: an optical fiber ribbon in which a plurality of optical fibers are arranged in parallel and connected to each other; a colored bundle tape longitudinally wrapped around an optical fiber ribbon bundle in which a plurality of the optical fiber ribbons are stranded together; and a colored bundle yarn spirally wound around the optical fiber ribbon bundle and the bundle tape.Type: GrantFiled: September 11, 2020Date of Patent: February 6, 2024Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Akihisa Watanabe, Masakazu Takami, Fumiaki Sato
-
Publication number: 20240019652Abstract: An optical fiber cable includes a central tensile strength member, a plurality of optical fibers disposed around the central tensile strength member, a set of tensile strength members arranged outside the plurality of optical fibers, and a sheath disposed outside the plurality of optical fibers, in which at least four sets of the tensile strength member are spaced apart from one another and embedded in the sheath.Type: ApplicationFiled: January 11, 2022Publication date: January 18, 2024Inventors: Akihisa WATANABE, Yuuki SHIMODA, Fumiaki SATO
-
Publication number: 20230393350Abstract: An optical fiber ribbon includes a plurality of optical fibers arranged in parallel, a coupling resin for coupling the plurality of optical fibers to each other; and a bridge portion formed of the coupling resin, in which the optical fibers are arranged such that a side surface of one optical fiber is spaced apart from or brought into contact with a side surface of another optical fiber adjacent thereto, the bridge portion is provided between the optical fibers arranged so as to be spaced apart from each other, an outer diameter of the optical fibers is 185 ?m or more and 195 ?m or less, and an average distance between centers of the optical fibers is 220 ?m or more and 280 ?m or less.Type: ApplicationFiled: September 13, 2021Publication date: December 7, 2023Inventors: Akihisa WATANABE, Fumiaki SATO
-
Publication number: 20220326467Abstract: An optical fiber unit includes: an optical fiber ribbon in which a plurality of optical fibers are arranged in parallel and connected to each other; a colored bundle tape longitudinally wrapped around an optical fiber ribbon bundle in which a plurality of the optical fiber ribbons are stranded together; and a colored bundle yarn spirally wound around the optical fiber ribbon bundle and the bundle tape.Type: ApplicationFiled: September 11, 2020Publication date: October 13, 2022Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Akihisa WATANABE, Masakazu TAKAMI, Fumiaki SATO
-
Patent number: 10086563Abstract: A method of producing a composite material includes preparing at least one molded product raw material by primary curing; preparing an assembled body by assembling the primarily cured molded product raw material with another molded product raw material; and integrally forming the molded product raw materials by heating the assembled body to a temperature equivalent to or higher than a glass transition point of the primarily cured molded product raw material to cause a phase of the at least one molded product raw material to transition to a rubberized state, by allowing an adhesive adjacent to the molded product raw material or the other molded product raw material adjacent to the molded product raw material to coexist with the molded product raw material in the rubberized state, and by secondarily curing the primarily cured at least one molded product raw material.Type: GrantFiled: December 18, 2013Date of Patent: October 2, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Hidetaka Hattori, Noriya Hayashi, Akihisa Watanabe
-
Patent number: 9751608Abstract: A composite material structure reinforced against stress concentration in peripheral edge portions of holes and enabled to be reduced in weight. A wing (1) is formed in a box structure. A lower surface outer plate (3) of the wing (1) includes: a center section (3b) made of metal extending in one direction and having access holes (5) formed therein; a front section (3a); and a rear section (3c) made of fiber reinforced plastics extending in the one direction and connected to both side portions of the center section (3b). As the metal used for the center section (3b), a titanium alloy or an aluminum alloy is suitable.Type: GrantFiled: January 26, 2012Date of Patent: September 5, 2017Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Yuya Tanaka, Hideyuki Suzuki, Yutaka Kanayama, Kazuki Sato, Masatake Hatano, Satoru Saito, Akihisa Watanabe, Ryo Abe
-
Publication number: 20150367559Abstract: A method of producing a composite material includes preparing at least one molded product raw material by primary curing; preparing an assembled body by assembling the primarily cured molded product raw material with another molded product raw material; and integrally forming the molded product raw materials by heating the assembled body to a temperature equivalent to or higher than a glass transition point of the primarily cured molded product raw material to cause a phase of the at least one molded product raw material to transition to a rubberized state, by allowing an adhesive adjacent to the molded product raw material or the other molded product raw material adjacent to the molded product raw material to coexist with the molded product raw material in the rubberized state, and by secondarily curing the primarily cured at least one molded product raw material.Type: ApplicationFiled: December 18, 2013Publication date: December 24, 2015Inventors: Hidetaka HATTORI, Noriya HAYASHI, Akihisa WATANABE
-
Patent number: 9148002Abstract: Provided is an electrical junction box that enables appropriate protection of a bus bar and also enables downsizing. The electrical junction box includes a terminal reception block (11) that accommodates a connection terminal, and a casing (12) that accommodates the terminal reception block (11). The terminal reception block (11) is configured such that a bus bar (19) is inserted into the terminal reception block (11) and an end portion of the bus bar (19) at the side opposite to the direction of insertion protrudes from the terminal reception block (11). The casing (12) includes a protector (20) that is configured to cover the end portion of the bus bar (19) protruding from the terminal reception block (11). Making the terminal reception block (11) accommodated in the casing (12) causes the end portion of the bus bar (19) to be covered with the protector (20).Type: GrantFiled: March 23, 2012Date of Patent: September 29, 2015Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.Inventors: Satoshi Shibata, Fumikazu Naimi, Akihisa Watanabe
-
Patent number: 9027881Abstract: Provided is a composite material structure enabled to be reduced in weight. The composite material structure includes a front section (3a) extending in one direction and formed as a composite material made of fiber reinforced plastics, a rear section (3c) separated from the front section (3a) by a predetermined space, extending in the one direction, and formed as a composite material made of fiber reinforced plastics, and access panels (5) provided between the front section (3a) and the rear section (3c) and having a dimension in the one direction shorter than the front section (3a) and the rear section (3c). The access panels (5) are fixed to the front section (3a) and the rear section (3c) in an orthogonal direction substantially orthogonal to the one direction and set to be displaceable in the one direction and are removable.Type: GrantFiled: January 26, 2012Date of Patent: May 12, 2015Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Yuya Tanaka, Hideyuki Suzuki, Yutaka Kanayama, Kazuki Sato, Masatake Hatano, Satoru Saito, Akihisa Watanabe, Ryo Abe
-
Publication number: 20140138872Abstract: A production method and a production device are capable, in producing at least two products including a fiber reinforced resin, of easily impregnating a resin material into a fiber base material even if a volume of the product to be produced is large, by using a molding tool having a simple structure, and of easily performing control and management of a temperature and time for curing the resin material, and which enable easy cleaning of the molding tool. In order to produce a plurality of flat-shaped products including a fiber reinforced resin at the same time, first, a molding tool is prepared, which is formed so that a plurality of cavity portions having the flat shape of the plurality of products is overlaid with each other via a foundry core.Type: ApplicationFiled: July 11, 2012Publication date: May 22, 2014Inventors: Hidetaka Hattori, Akihisa Watanabe, Noriya Hayashi
-
Publication number: 20140083732Abstract: Provided is an electrical junction box that enables appropriate protection of a bus bar and also enables downsizing. The electrical junction box includes a terminal reception block (11) that accommodates a connection terminal, and a casing (12) that accommodates the terminal reception block (11). The terminal reception block (11) is configured such that a bus bar (19) is inserted into the terminal reception block (11) and an end portion of the bus bar (19) at the side opposite to the direction of insertion protrudes from the terminal reception block (11). The casing (12) includes a protector (20) that is configured to cover the end portion of the bus bar (19) protruding from the terminal reception block (11). Making the terminal reception block (11) accommodated in the casing (12) causes the end portion of the bus bar (19) to be covered with the protector (20).Type: ApplicationFiled: March 23, 2012Publication date: March 27, 2014Applicants: FURUKAWA AUTOMOTIVE SYSTEMS INC., FURUKAWA ELECTRIC CO., LTDInventors: Satoshi Shibata, Fumikazu Naimi, Akihisa Watanabe
-
Publication number: 20130236692Abstract: Provided is a composite material structure reinforced against stress concentration in the peripheral edge portions of holes and enabled to be reduced in weight. A wing (1) is formed in a box structure. A lower surface outer plate (3) of the wing (1) includes a center section (3b) made of metal extending in one direction and having access holes (5) formed therein, a front section (3a) and a rear section (3c) made of fiber reinforced plastics extending in the one direction and connected to both side portions of the center section (3b). As the metal used for the center section (3b), a titanium alloy or an aluminum alloy is suitable.Type: ApplicationFiled: January 26, 2012Publication date: September 12, 2013Inventors: Yuya Tanaka, Hideyuki Suzuki, Yutaka Kanayama, Kazuki Sato, Masatake Hatano, Satoru Saito, Akihisa Watanabe, Ryo Abe
-
Publication number: 20130216766Abstract: Provided is a composite material structure enabled to be reduced in weight. The composite material structure includes a front section (3a) extending in one direction and formed as a composite material made of fiber reinforced plastics, a rear section (3c) separated from the front section (3a) by a predetermined space, extending in the one direction, and formed as a composite material made of fiber reinforced plastics, and access panels (5) provided between the front section (3a) and the rear section (3c) and having a dimension in the one direction shorter than the front section (3a) and the rear section (3c). The access panels (5) are fixed to the front section (3a) and the rear section (3c) in an orthogonal direction substantially orthogonal to the one direction and set to be displaceable in the one direction and are removable.Type: ApplicationFiled: January 26, 2012Publication date: August 22, 2013Inventors: Yuya Tanaka, Hideyuki Suzuki, Yutaka Kanayama, Kazuki Sato, Masatake Hatano, Satoru Saito, Akihisa Watanabe, Ryo Abe
-
Patent number: 8181783Abstract: The present invention relates to a wet sheet flexible package 1, including a plurality of wet sheets 2 impregnated with a liquid; a film bag 3 that is a flexible film bag packaging the plurality of wet sheets 2 and including a dispensing opening 31; and a label 5 attached to a surface of the film bag 3, covering the dispensing opening 31, and being able to be peeled off. In the wet sheet flexible package 1, when the label 5 is peeled off from the film bag 3, the dispensing opening 31 is unsealed and an adhesive layer 53 is exposed around the dispensing opening 51 on the surface of the film bag 3. A substrate 54 is provided between the adhesive layer 53 and the surface of the film bag 3, and the substrate 54 is composed of a film having a higher compression strength than a film composing the film bag 53.Type: GrantFiled: October 31, 2008Date of Patent: May 22, 2012Assignee: Uni-Charm CorporationInventors: Yoshikazu Kakura, Akihisa Watanabe, Eiji Yamamoto, Takeshi Bandoh
-
Publication number: 20100300915Abstract: The present invention relates to a wet sheet flexible package 1, including a plurality of wet sheets 2 impregnated with a liquid; a film bag 3 that is a flexible film bag packaging the plurality of wet sheets 2 and including a dispensing opening 31; and a label 5 attached to a surface of the film bag 3, covering the dispensing opening 31, and being able to be peeled off. In the wet sheet flexible package 1, when the label 5 is peeled off from the film bag 3, the dispensing opening 31 is unsealed and an adhesive layer 53 is exposed around the dispensing opening 51 on the surface of the film bag 3. A substrate 54 is provided between the adhesive layer 53 and the surface of the film bag 3, and the substrate 54 is composed of a film having a higher compression strength than a film composing the film bag 53.Type: ApplicationFiled: October 31, 2008Publication date: December 2, 2010Inventors: Yoshikazu Kakura, Akihisa Watanabe, Eiji Yamamoto, Takeshi Bandoh
-
Publication number: 20100216744Abstract: The purpose of the invention is to provide a thickening and gelling agent that is easily dispersed into an oily substance such as a silicone oil in a small addition amount, is free of liquid separation, stably forms a thickened material or a gel state, and can prepare a thickened product or a gel having spreadability and free of sticky feeling and dry feeling. The invention provides a thickening and gelling agent for an oily substance containing the components (A) a modified product of alkoxytitanium or alkoxyzirconium with a carboxylic acid and a hydroxy compound, and (B) at least one silicone oil selected from a silicone oil having an amino group and a silicone oil having a carboxyl group; an oily composition and a cosmetic preparation, containing the thickening and gelling agent.Type: ApplicationFiled: October 10, 2008Publication date: August 26, 2010Inventors: Genzo Mizutani, Akihisa Watanabe
-
Patent number: 7505283Abstract: The metal-core-board reinforcing structure has a metal core board having a metal core and a resin plate having substantially the same extent as that of the metal core board and being fixedly attached to the metal core board substantially parallel to one side of the metal core board and spaced apart therefrom by a predetermined distance.Type: GrantFiled: September 28, 2007Date of Patent: March 17, 2009Assignee: The Furukawa Electric Co., Ltd.Inventors: Fumikazu Naimi, Masami Takase, Akihisa Watanabe
-
Publication number: 20080089037Abstract: [Problems to be Solved]The present invention provides a metal-core-board reinforcing structure which can simultaneously satisfy various requirements such as miniaturization, weight reduction, space-saving, heat radiation and provision of mechanically reinforced metal core board. [Means to Solve the Problems] The metal-core-board reinforcing structure according to the present invention has a metal core board 1 having a metal core and a resin plate 2 having substantially the same extent as that of the metal core board 1 and being fixedly attached to the metal core board 1 substantially parallel to one side of the metal core board 1 and spaced apart therefrom by a predetermined distance.Type: ApplicationFiled: September 28, 2007Publication date: April 17, 2008Inventors: Fumikazu NAIMI, Masami Takase, Akihisa Watanabe