Patents by Inventor Toshihiko Wada
Toshihiko Wada 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: 10105874Abstract: An imprinting method includes a resin application process of applying a light curing resin so that the resin covers a surface of the substrate and protrudes from an outer periphery of the substrate to contact an adhesive sheet in a state where a reverse surface of the substrate is adhered to the adhesive sheet, an advance curing process of curing the light curing resin contacting the adhesive sheet by irradiating the substrate with light from the reverse surface side, a pressurizing process of pressing a fine pattern formed in a mold onto the light curing resin on the surface of the substrate, a curing process of curing the light curing resin on the surface of the substrate by irradiating the substrate with light from the surface side and a mold releasing process of releasing the mold from the light curing resin by performing peeling from a portion cured on the adhesive sheet.Type: GrantFiled: January 17, 2016Date of Patent: October 23, 2018Assignee: Panasonic Intellectial Property Management Co., Ltd.Inventors: Teppei Iwase, Akihiro Ishikawa, Toshihiko Wada
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Patent number: 9950463Abstract: An imprinting device capable of realizing uniform transfer regardless of the thickness of a substrate includes a stage having a placement area for placing a substrate to which a transferred object is applied, a thin-plate mold with flexibility having a fine pattern on a first surface facing the placement area of the stage, which is held with a predetermined tension and a pressing roll which can press a second surface opposite to the first surface of the mold, in which the stage has plural adsorption holes around the placement area, and the adsorption holes start adsorption in synchronization with movement of the pressing roll.Type: GrantFiled: January 7, 2016Date of Patent: April 24, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Akihiro Ishikawa, Teppei Iwase, Toshihiko Wada
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Patent number: 9855612Abstract: Processing is performed from the front end of a bulb to a connection portion with a shaft along an inclined surface of the bulb, using a rotary tool that is inclined at an angle formed by a connection point of a radius of the shaft with a radius of the bulb and the front end of the bulb; then, processing of the shaft is performed, and a stylus is manufactured.Type: GrantFiled: April 15, 2016Date of Patent: January 2, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Masahiro Kubo, Toshihiko Wada
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Publication number: 20160349035Abstract: Processing is performed from the front end of a bulb to a connection portion with a shaft along an inclined surface of the bulb, using a rotary tool that is inclined at an angle formed by a connection point of a radius of the shaft with a radius of the bulb and the front end of the bulb; then, processing of the shaft is performed, and a stylus is manufactured.Type: ApplicationFiled: April 15, 2016Publication date: December 1, 2016Inventors: MASAHIRO KUBO, TOSHIHIKO WADA
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Publication number: 20160332341Abstract: An imprinting method includes a resin application process of applying a light curing resin so that the resin covers a surface of the substrate and protrudes from an outer periphery of the substrate to contact an adhesive sheet in a state where a reverse surface of the substrate is adhered to the adhesive sheet, an advance curing process of curing the light curing resin contacting the adhesive sheet by irradiating the substrate with light from the reverse surface side, a pressurizing process of pressing a fine pattern formed in a mold onto the light curing resin on the surface of the substrate, a curing process of curing the light curing resin on the surface of the substrate by irradiating the substrate with light from the surface side and a mold releasing process of releasing the mold from the light curing resin by performing peeling from a portion cured on the adhesive sheet.Type: ApplicationFiled: January 17, 2016Publication date: November 17, 2016Inventors: TEPPEI IWASE, AKIHIRO ISHIKAWA, TOSHIHIKO WADA
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Publication number: 20160257062Abstract: An imprinting device capable of realizing uniform transfer regardless of the thickness of a substrate includes a stage having a placement area for placing a substrate to which a transferred object is applied, a thin-plate mold with flexibility having a fine pattern on a first surface facing the placement area of the stage, which is held with a predetermined tension and a pressing roll which can press a second surface opposite to the first surface of the mold, in which the stage has plural adsorption holes around the placement area, and the adsorption holes start adsorption in synchronization with movement of the pressing roll.Type: ApplicationFiled: January 7, 2016Publication date: September 8, 2016Inventors: AKIHIRO ISHIKAWA, TEPPEI IWASE, TOSHIHIKO WADA
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Patent number: 9400427Abstract: The present invention is a method of manufacturing a fine structure body which manufactures the fine structure body by repeating a basic fine structure body forming step that forms a basic fine structure body by pressing a fine structure mold against a curable resin (photocurable resin film) on a surface of a base material and a release and moving step that releases the fine structure mold from the base material and moves the fine structure mold, wherein the fine structure mold includes at least a first mold depression pattern which is disposed at center area of it, and a second mold depression pattern which is disposed in at least one side part in circumference area of it, and a size of the second mold depression pattern is smaller than a size of the first mold depression pattern.Type: GrantFiled: April 26, 2012Date of Patent: July 26, 2016Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Yuji Yamamoto, Toshihiko Wada, Yoshifumi Takasu, Akihisa Yamada
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Publication number: 20140347734Abstract: A first layer which has a surface including a diffraction grating part having a plurality of fine concavities and convexities and a second layer which is embedded in the diffraction grating part with no space therebetween are formed on a transparent substrate. A recess part having a fixed width is formed on the outer periphery of the first layer. An outer fence part having a fixed width is formed on the outer periphery of the recess part. The second layer is also embedded in the recess part.Type: ApplicationFiled: May 19, 2014Publication date: November 27, 2014Applicant: Panasonic CorporationInventors: Nobuyuki KAMIKIHARA, Toshihiko WADA
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Publication number: 20130161869Abstract: The present invention is a method of manufacturing a fine structure body which manufactures the fine structure body by repeating a basic fine structure body forming step that forms a basic fine structure body by pressing a fine structure mold against a curable resin (photocurable resin film) on a surface of a base material and a release and moving step that releases the fine structure mold from the base material and moves the fine structure mold, wherein the fine structure mold includes at least a first mold depression pattern which is disposed at center area of it, and a second mold depression pattern which is disposed in at least one side part in circumference area of it, and a size of the second mold depression pattern is smaller than a size of the first mold depression pattern.Type: ApplicationFiled: April 26, 2012Publication date: June 27, 2013Applicant: PANASONIC CORPORATIONInventors: Yuji Yamamoto, Toshihiko Wada, Yoshifumi Takasu, Akihisa Yamada
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Publication number: 20110090564Abstract: An exterior part (100) has a first structural color region (111) formed by a first linear peak-valley pattern including multiple linear grooves arranged in X direction, and a second structural color region (112) formed by a second linear peak-valley pattern including multiple linear grooves arranged in Y direction. The widths, depths, and pitches of the linear grooves are dimensions enabling the generation of diffracted light including structural colors. In the first structural color region (111), surfaces inclined in X direction (3 o'clock or 9 o'clock direction) are formed. In the second structural color region (112), surfaces inclined in Y direction (0 o'clock or 6 o'clock direction) are formed.Type: ApplicationFiled: September 8, 2009Publication date: April 21, 2011Applicant: PANASONIC CORPORATIONInventors: Hidetoshi Utsuro, Yukio Nishikawa, Masayuki Takahashi, Toshihiko Wada
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Patent number: 7908028Abstract: A triaxial tool unit includes three actuators 3, 4, 5 which operate in three-axis directions orthogonal to one another, a tool holder 7 provided at an intersection on axial lines in operating directions of the actuators 3, 4 and 5, and sensors 8, 9 and 10 which measure displacement amounts in the operating directions of the actuators 3, 4 and 5, and has a structure in which the sensors 8, 9 and 10 are disposed so that extension lines in respective sensing directions intersect with one another at one point.Type: GrantFiled: May 16, 2007Date of Patent: March 15, 2011Assignee: Panasonic CorporationInventors: Masayuki Takahashi, Isao Tashiro, Toshihiko Wada
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Publication number: 20110026208Abstract: On a triangular groove array structure 53 with a constant structure period, first structural color regions 51 and a second structural color region 52 are formed. The first structural color regions 51 are covered with a protective layer 54 having a refractive index N and the second structural color region 52 is directly exposed to an air layer 55. Variations in color development characteristics owing to the influence of the protective layer 54 can bring the pattern and character of the second structural color region 52 into relief with a contrast.Type: ApplicationFiled: September 11, 2009Publication date: February 3, 2011Applicant: PANASONIC CORPORATIONInventors: Hidetoshi Utsuro, Yukio Nishikawa, Masayuki Takahashi, Toshihiko Wada
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Publication number: 20070276534Abstract: A triaxial tool unit includes three actuators 3, 4, 5 which operate in three-axis directions orthogonal to one another, a tool holder 7 provided at an intersection on axial lines in operating directions of the actuators 3, 4 and 5, and sensors 8, 9 and 10 which measure displacement amounts in the operating directions of the actuators 3, 4 and 5, and has a structure in which the sensors 8, 9 and 10 are disposed so that extension lines in respective sensing directions intersect with one another at one point.Type: ApplicationFiled: May 16, 2007Publication date: November 29, 2007Applicant: Matsushita Electric Industrial Co., Ltd.Inventors: Masayuki Takahashi, Isao Tashiro, Toshihiko Wada
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Patent number: 7214900Abstract: An electrical discharge machining apparatus includes a work electrode adapted to support a work immersed in a working fluid, a tool electrode located opposing the work electrode with a predetermined gap therebetween, a capacitor that is connected between the work electrode and the tool electrode to provide a series of voltage pulses, a charging circuit having a power supply and a first switching element which are connected in series to the capacitor, a charge regulating circuit having a second switching element connected in series to the capacitor, and a control unit that controls the first and second switching elements, such that the first switching element turns on, and then the second switching element turns on before the first switching element turns off. Then, one voltage pulse, having a leading edge corresponding to the turning on of the first switching element and a trailing edge corresponding to the turning on of the second switching element, is generated.Type: GrantFiled: December 17, 2004Date of Patent: May 8, 2007Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Masakazu Hiraishi, Masahiro Muro, Takeshi Masaki, Toshihiko Wada
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Publication number: 20060006150Abstract: An electrical discharge machining apparatus includes a work electrode adapted to support a work immersed in a working fluid, a tool electrode located opposing the work electrode with a predetermined gap, a capacitor that is connected between the work electrode and the tool electrode to provide a series of voltage pulses, a charging circuit having a power supply and a first switching element which are connected in series to the capacitor, a charge regulating circuit having a second switching element connected in series to the capacitor, and a control unit that controls the first and second switching elements, such that the first switching element turns on, and then the second switching element turns on before the first switching element turns off. Then, one voltage pulse, having a leading edge corresponding to the turn on of the first switching element and a trailing edge corresponding to the turn on of the second switching element, is generated.Type: ApplicationFiled: December 17, 2004Publication date: January 12, 2006Inventors: Masakazu Hiraishi, Masahiro Muro, Takeshi Masaki, Toshihiko Wada
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Publication number: 20050209998Abstract: The present invention provides a management apparatus comprising a storing part adapted to control restriction of use of software and including a storage area for storing type information representing type of the restriction of use of software and a storage area for storing information representing the restriction of use, a software storing part for storing software corresponding to the storing part, and a device for altering contents of the storing part on the basis of the use of the software corresponding to the storing part.Type: ApplicationFiled: May 11, 2005Publication date: September 22, 2005Inventors: Hidenori Takata, Yoshiaki Kurasawa, Kyoichi Hoshino, Keiko Furuyama, Toshihiko Wada
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Patent number: 6947645Abstract: An optical package substrate and a molding method therefor which provide for easy production, easy mounting of optical elements such as photodiodes and lasers, good functionality, productivity and economy, and an optical device incorporating the package substrate. On the surface of an optical package substrate, a guide groove used for the positioning of an optical fiber and a tapered face adjoining the guide groove are provided, the tapered face being formed to have a predetermined angle. A mirror for reflecting light is formed on the tapered face. An optical fiber is affixed in the guide groove. A surface reception type photodiode, which is placed in a position for receiving light deflected by the mirror, is mounted above the tapered face. By providing a positioning marker for a light receiving element on the optical package substrate, it becomes particularly easy to mount the surface reception type photodiode through passive alignment.Type: GrantFiled: December 3, 2002Date of Patent: September 20, 2005Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Tsuguhiro Korenaga, Nobuki Itoh, Masaaki Tojo, Toshihiko Wada
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Publication number: 20050157989Abstract: Micro-discharge machining is employed to obtain a die, and an optical package substrate is produced by press formation using such a die. An optical fiber, an optical waveguide, a lens, an isolator, an optical filter and a light receiving/emitting element are mounted by passive alignment.Type: ApplicationFiled: March 1, 2005Publication date: July 21, 2005Inventors: Tsuguhiro Korenaga, Nobuki Itoh, Masaaki Tojo, Toshihiko Wada
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Patent number: 6904190Abstract: Micro-discharge machining is employed to obtain a die, and an optical package substrate is produced by press formation using such a die. An optical fiber, an optical waveguide, a lens, an isolator, an optical filter and a light receiving/emitting element are mounted by passive alignment.Type: GrantFiled: December 3, 2002Date of Patent: June 7, 2005Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Tsuguhiro Korenaga, Nobuki Itoh, Masaaki Tojo, Toshihiko Wada
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Patent number: D650383Type: GrantFiled: May 7, 2010Date of Patent: December 13, 2011Assignee: Hitachi, Ltd.Inventors: Toshiyuki Utsuki, Sayuri Hashizume, Kenta Kumagai, Toshihiko Wada, Yasuji Morishita, Yoshikatsu Kasahara