Patents by Inventor Hidetoshi Kitahara
Hidetoshi Kitahara 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: 9914261Abstract: A transfer device that transfers a fine transfer pattern formed on a master mold to a molded material, includes a first transfer unit that transfers the fine transfer pattern formed on the master mold to a replica mold made from a material that transmits light; and a second transfer unit that transfers a fine transfer pattern formed on the replica mold by the first transfer unit to the molded material.Type: GrantFiled: August 30, 2013Date of Patent: March 13, 2018Assignee: Toshiba Kikai Kabushiki KaishaInventors: Yuki Sugiura, Mitsunori Kokubo, Shigeru Fujiwara, Hidetoshi Kitahara, Yu Murofushi, Isao Matsuzuki, Takato Baba, Toru Suzuki
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Patent number: 9649787Abstract: A sheet-shaped mold position detection device 183 for conveying and positioning a sheet-shaped mold M on which a fine transfer pattern M1 is formed. The sheet-shaped mold position dejection device 183 includes a sheet-shaped mold position detector 191 that detects a predetermined region of the sheet-shaped mold M by detecting transmittance of light in the sheet-shaped mold M.Type: GrantFiled: February 24, 2011Date of Patent: May 16, 2017Assignee: TOSHIBA KIKAI KABUSHIKI KAISHAInventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Patent number: 9452563Abstract: A transfer system 1 comprising: a conveying/positioning device 3 configured to convey and position a flat sheet-shaped mold MA in a predetermined direction, on which a fine transfer pattern M1 is formed; a transfer device 5 configured to transfer the fine transfer pattern M1 to a molding target W, the transfer device 5 being provided on an upstream side in the conveying direction of the sheet-shaped mold MA; and a peeling device 7 configured to peel off the sheet-shaped mold MA and the molding target from those mutually clinging to each other, after the transfer by the transfer device 5 is performed and the conveyance by the conveying/positioning device 3 is performed, the peeling device 7 being provided on a downstream side in the conveying direction of the sheet-shaped mold MA.Type: GrantFiled: February 24, 2011Date of Patent: September 27, 2016Assignee: TOSHIBA KIKAI KABUSHIKI KAISHAInventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Patent number: 9415537Abstract: A demolding device detaches a sheet-shaped mold from a molded product. The demolding device includes a molded product holder placed in a location different from a transfer device. The molded product holder is constructed and arranged to hold the molded product while being adhered to a first region of the mold. A detaching roller on which the mold is wound is movably provided above the molded product holder in an extending direction of the mold to roll up and detach the mold from the molded product.Type: GrantFiled: September 30, 2011Date of Patent: August 16, 2016Assignee: TOSHIBA KIKAI KABUSHIKI KAISHAInventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Publication number: 20150290751Abstract: A work setting apparatus includes a lower table 15 on which a first work W1 is set, an upper table 17, and a work holding unit 19 having a plurality of work holders 25 each having an adhesive to hold a second work W2. The work setting apparatus lowers the work holders until a predetermined short distance is established between the first and second works and drops the second work from the work holders onto the first work, thereby setting the second work onto the first work.Type: ApplicationFiled: June 25, 2015Publication date: October 15, 2015Inventors: Mitsunori KOKUBO, Yuki SUGIURA, Toru SUZUKI, Hidetoshi KITAHARA
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Patent number: 9156193Abstract: A transfer device 5 transfers a fine transfer pattern M1 formed on a mold M to a molding target W. The transfer device includes: a base member 47 including a press body 31; a moving member 49 including a molding target placing body 33 that sandwiches and presses the mold M and the molding target W in cooperation with the press body 31, and is provided on the base member 47 so that the molding target placing body 33 can move; and a moving body supporting body 51 that includes a guide portion 71, and is engaged with and provided integrally on the base member 47 only in a region of the base member 47 elastically deformed very slightly by reaction force when the press is performed, the region being a region where a flexure angle becomes substantially “0”.Type: GrantFiled: February 24, 2011Date of Patent: October 13, 2015Assignee: Toshiba Kikai Kabushiki KaishaInventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Patent number: 9149956Abstract: A conveying/positioning device includes: a unused-mold placing device 9 that places a rolled mold MB of a sheet-shaped mold M thereon; a mold rolling-up device 11 that rolls up the flat sheet-shaped mold MA supplied from the unused-mold placing device 9; and a tension maintaining device that constantly maintains a tension of the flat sheet-shaped mold even if a form of the flat sheet-shaped mold is changed when the peeling is performed.Type: GrantFiled: February 24, 2011Date of Patent: October 6, 2015Assignee: Toshiba Kikai Kabushiki KaishaInventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Patent number: 9095944Abstract: A work setting apparatus includes a lower table 15, an upper table 17, and a work holding unit 19 provided with a plurality of work holders 25 each having an adhesive to hold a work. A work setting method sets a second work W2 held by the work holders 25 onto a first work W1 set on the lower table 17. A work holder removing method removes the work holders 25 from the second work W2 set on the first work W1 by vibrating the first and second works W1 and W2 on the lower table 15.Type: GrantFiled: November 30, 2012Date of Patent: August 4, 2015Assignee: Toshiba Kikai Kabushiki KaishaInventors: Mitsunori Kokubo, Yuki Sugiura, Toru Suzuki, Hidetoshi Kitahara
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Publication number: 20140072768Abstract: A transfer device that transfers a fine transfer pattern formed on a master mold to a molded material, includes a first transfer unit that transfers the fine transfer pattern formed on the master mold to a replica mold made from a material that transmits light; and a second transfer unit that transfers a fine transfer pattern formed on the replica mold by the first transfer unit to the molded material.Type: ApplicationFiled: August 30, 2013Publication date: March 13, 2014Applicant: Toshiba Kikai Kabushiki KaishaInventors: Yuki SUGIURA, Mitsunori KOKUBO, Shigeru FUJIWARA, Hidetoshi KITAHARA, Yu MUROFUSHI, Isao MATSUZUKI, Takato BABA, Toru SUZUKI
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Publication number: 20130323347Abstract: A demolding device (7) transfers a fine transfer pattern formed on a sheet-shaped mold to a molded product, and then detaches the sheet-shaped mold, which adheres to the molded product, from the molded product. The demolding device (7) includes a molded product holder (19) placed in a location away from a transfer device (5) and configured to hold a molded product (W) out of a mold (MA) and the molded product (W) adhering to each other, and a detaching roller unit (23) on which the mold (MA) adhering to the molded product (W) held by the molded product holder (19) is wound, and which is configured to move relative to the molded product holder (19) and thereby to detach the mold (MA) from the molded product (W).Type: ApplicationFiled: September 30, 2011Publication date: December 5, 2013Inventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Publication number: 20130011511Abstract: A transfer device 5 transfers a fine transfer pattern M1 formed on a mold M to a molding target W. The transfer device includes: a base member 47 including a press body 31; a moving member 49 including a molding target placing body 33 that sandwiches and presses the mold M and the molding target W in cooperation with the press body 31, and is provided on the base member 47 so that the molding target placing body 33 can move; and a moving body supporting body 51 that includes a guide portion 71, and is engaged with and provided integrally on the base member 47 only in a region of the base member 47 elastically deformed very slightly by reaction force when the press is performed, the region being a region where a flexure angle becomes substantially “0”.Type: ApplicationFiled: February 24, 2011Publication date: January 10, 2013Applicant: Toshiba Kikai Kaubshiki KaishaInventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Publication number: 20130011507Abstract: A conveying/positioning device includes: a unused-mold placing device 9 that places a rolled mold MB of a sheet-shaped mold M thereon; a mold rolling-up device 11 that rolls up the flat sheet-shaped mold MA supplied from the unused-mold placing device 9; and a tension maintaining device that constantly maintains a tension of the flat sheet-shaped mold even if a form of the flat sheet-shaped mold is changed when the peeling is performed.Type: ApplicationFiled: February 24, 2011Publication date: January 10, 2013Applicant: Toshiba Kakai Kabushiki KaishaInventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Publication number: 20120326346Abstract: A sheet-shaped mold position detection device 183 for conveying and positioning a sheet-shaped mold M on which a fine transfer pattern M1 is formed. The sheet-shaped mold position dejection device 183 includes a sheet-shaped mold position detector 191 that detects a predetermined region of the sheet-shaped mold M by detecting transmittance of light in the sheet-shaped mold M.Type: ApplicationFiled: February 24, 2011Publication date: December 27, 2012Applicant: TOSHIBA KIKAI KABUSHIKI KAISHAInventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Publication number: 20120313289Abstract: A transfer system 1 comprising: a conveying/positioning device 3 configured to convey and position a flat sheet-shaped mold MA in a predetermined direction, on which a fine transfer pattern M1 is formed; a transfer device 5 configured to transfer the fine transfer pattern M1 to a molding target W, the transfer device 5 being provided on an upstream side in the conveying direction of the sheet-shaped mold MA; and a peeling device 7 configured to peel off the sheet-shaped mold MA and the molding target from those mutually clinging to each other, after the transfer by the transfer device 5 is performed and the conveyance by the conveying/positioning device 3 is performed, the peeling device 7 being provided on a downstream side in the conveying direction of the sheet-shaped mold MA.Type: ApplicationFiled: February 24, 2011Publication date: December 13, 2012Applicant: TOSHIBA KIKAI KABUSHIKI KAISHAInventors: Shinya Itani, Hiromi Nishihara, Takato Baba, Takaharu Tashiro, Takafumi Ookawa, Hidetoshi Kitahara
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Patent number: 6615711Abstract: An object of the present invention is to facilitate the release of a formed product from a die. A lower die is formed of a die plate, a plurality of cores, a cavity die and a slide plate. In the cavity die, a plurality of first opening portions are formed at the upper side and a second opening portion is formed at the lower surface side. Each of the first opening portion communicates the second opening portion. A core is placed each of the first opening portions. The slide plate is fitted in the second opening portion and supports each core from the lower side. A through-hole is formed in the die plate. The tip of an ejector pin is inserted into the through-hole. The ejector pin is installed in a lower shaft of the machine.Type: GrantFiled: June 4, 2002Date of Patent: September 9, 2003Assignee: Toshiba Machine Co., Ltd.Inventors: Isao Matsuzuki, Hidetoshi Kitahara
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Publication number: 20030029332Abstract: An object of the present invention is to facilitate the release of a formed product from a die. A lower die is formed of a die plate, a plurality of cores, a cavity die and a slide plate. In the cavity die, a plurality of first opening portions are formed at the upper side and a second opening portion is formed at the lower surface side. Each of the first opening portion communicates the second opening portion. A core is placed each of the first opening portions. The slide plate is fitted in the second opening portion and supports each core from the lower side. A through-hole is formed in the die plate. The tip of an ejector pin is inserted into the through-hole. The ejector pin is installed in a lower shaft of the machine.Type: ApplicationFiled: June 4, 2002Publication date: February 13, 2003Inventors: Isao Matsuzuki, Hidetoshi Kitahara