Patents by Inventor Yasushi Okamoto
Yasushi Okamoto 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: 11709312Abstract: A planar light source includes: a light guide member, a light source including a light-emitting element and a first light adjustment member and being disposed in a first hole of the light guide member, a first light-transmissive member disposed in the first hole between a lateral surface of the light source and the light guide member and on the light source, and a second light adjustment member disposed on the first light-transmissive member. A transmittance of the first light-transmissive member is higher than a transmittance of the first light adjustment member and a transmittance of the second light adjustment member with respect to light emitted from the light source. The first light-transmissive member includes a first light-transmissive portion 1ocated between the first light adjustment member and the second light adjustment member, and a second light-transmissive portion 1ocated between the lateral surface of the light source and the light guide member.Type: GrantFiled: July 13, 2022Date of Patent: July 25, 2023Assignee: NICHIA CORPORATIONInventors: Satoshi Yoshinaga, Takuya Nakabayashi, Yuki Shibutani, Yoichi Bando, Yasushi Okamoto
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Publication number: 20230013159Abstract: A planar light source includes: a light guide member, a light source including a light-emitting element and a first light adjustment member and being disposed in a first hole of the light guide member, a first light-transmissive member disposed in the first hole between a lateral surface of the light source and the light guide member and on the light source, and a second light adjustment member disposed on the first light-transmissive member. A transmittance of the first light-transmissive member is higher than a transmittance of the first light adjustment member and a transmittance of the second light adjustment member with respect to light emitted from the light source. The first light-transmissive member includes a first light-transmissive portion 1ocated between the first light adjustment member and the second light adjustment member, and a second light-transmissive portion 1ocated between the lateral surface of the light source and the light guide member.Type: ApplicationFiled: July 13, 2022Publication date: January 19, 2023Applicant: NICHIA CORPORATIONInventors: Satoshi YOSHINAGA, Takuya NAKABAYASHI, Yuki SHIBUTANI, Yoichi BANDO, Yasushi OKAMOTO
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Patent number: 11430928Abstract: A light-emitting device includes a package, a light-emitting element disposed on the package, and a light-transmissive member over the light-emitting element. An upper surface of the light-transmissive member and an upper surface of the package each have a plurality of projections. The light-transmissive member contains particles of light-transmissive first fillers having refractive indices smaller than the refractive index of a matrix of the light-transmissive member. Part of the particles of the first fillers is exposed to the air from the matrix of the light-transmissive member on the upper surface of the light-transmissive member.Type: GrantFiled: July 29, 2019Date of Patent: August 30, 2022Assignee: NICHIA CORPORATIONInventors: Koji Abe, Yasushi Okamoto
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Patent number: 10741733Abstract: A light emitting device includes a package having a recess, a light emitting element disposed in the recess, a translucent sealing material provided in the recess to encapsulate the light emitting element, and a film provided on the translucent sealing material. The film has a contact surface to contact the translucent sealing material and an outer surface opposite to the contact surface. The film includes a translucent base material and two or more layers of particles stacked in the translucent base material between the contact surface and the outer surface. At least one of the particles is exposed in a vicinity of the outer surface of the film.Type: GrantFiled: March 12, 2019Date of Patent: August 11, 2020Assignee: NICHIA CORPORATIONInventors: Koji Abe, Yasushi Okamoto
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Publication number: 20190348584Abstract: A light-emitting device includes a package, a light-emitting element disposed on the package, and a light-transmissive member over the light-emitting element. An upper surface of the light-transmissive member and an upper surface of the package each have a plurality of projections. The light-transmissive member contains particles of light-transmissive first fillers having refractive indices smaller than the refractive index of a matrix of the light-transmissive member. Part of the particles of the first fillers is exposed to the air from the matrix of the light-transmissive member on the upper surface of the light-transmissive member.Type: ApplicationFiled: July 29, 2019Publication date: November 14, 2019Applicant: NICHIA CORPORATIONInventors: Koji ABE, Yasushi OKAMOTO
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Patent number: 10465590Abstract: A changeover valve includes: a valve body portion that closes an opening formed at a switching position of an exhaust flow path; a fixing portion that rotatably fixes the valve body portion; a first raised portion protruding at one of a flow path forming portion and the fixing portion; a cushion portion; a second raised portion protruding at the valve body portion; and a biasing portion that biases the valve body portion. The first raised portion has an inclined portion inclined relative to a valve closing direction and the second raised portion has an inclined portion inclined relative to the valve closing direction. Both of the inclined portions are contactable with each other at the time of valve closing.Type: GrantFiled: November 10, 2015Date of Patent: November 5, 2019Assignee: FUTABA INDUSTRIAL CO., LTD.Inventors: Munehiro Tsubosaka, Yusuke Hiramatsu, Yasushi Okamoto, Kazuya Okamoto, Yasufumi Umeno
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Patent number: 10418533Abstract: A light-emitting device includes a package, a light-emitting element disposed on the package, and a light-transmissive member over the light-emitting element. An upper surface of the light-transmissive member and an upper surface of the package each have a plurality of projections. The light-transmissive member contains particles of light-transmissive first fillers having refractive indices smaller than the refractive index of a matrix of the light-transmissive member. Part of the particles of the first fillers is exposed to the air from the matrix of the light-transmissive member on the upper surface of the light-transmissive member.Type: GrantFiled: May 31, 2017Date of Patent: September 17, 2019Assignee: NICHIA CORPORATIONInventors: Koji Abe, Yasushi Okamoto
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Publication number: 20190207065Abstract: A light emitting device includes a package having a recess, a light emitting element disposed in the recess, a translucent sealing material provided in the recess to encapsulate the light emitting element, and a film provided on the translucent sealing material. The film has a contact surface to contact the translucent sealing material and an outer surface opposite to the contact surface. The film includes a translucent base material and two or more layers of particles stacked in the translucent base material between the contact surface and the outer surface. At least one of the particles is exposed in a vicinity of the outer surface of the film.Type: ApplicationFiled: March 12, 2019Publication date: July 4, 2019Applicant: NICHIA CORPORATIONInventors: Koji ABE, Yasushi OKAMOTO
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Patent number: 10276757Abstract: A method for manufacturing a light emitting device includes providing a package having a recess in which a light emitting element is disposed. A translucent sealing material is provided in the recess to encapsulate the light emitting element. A film is provided on the translucent sealing material. The film includes a translucent base material and particles disposed in the translucent base material. The film has a contact surface to contact the translucent sealing material and an outer surface opposite to the contact surface. Abrasive is blasted onto the outer surface of the film to roughen the outer surface so as to expose at least one of the particles.Type: GrantFiled: December 26, 2017Date of Patent: April 30, 2019Assignee: NICHIA CORPORATIONInventors: Koji Abe, Yasushi Okamoto
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Publication number: 20180291201Abstract: A thermally dissociative blocking agent for a blocked isocyanate composition is composed of at least one kind of a thermally dissociative blocking agent selected from a group consisting of an ammonia and an ammonium salt. The thermally dissociative blocking agent blocks an isocyanate group of an isocyanate compound by a urea terminal.Type: ApplicationFiled: February 27, 2018Publication date: October 11, 2018Applicant: Daiei Sangyo Kaisha, Ltd.Inventors: Yasushi Okamoto, Shizuka Suzuki
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Publication number: 20180245501Abstract: A changeover valve includes: a valve body portion that closes an opening formed at a switching position of an exhaust flow path; a fixing portion that rotatably fixes the valve body portion; a first raised portion protruding at one of a flow path forming portion and the fixing portion; a cushion portion; a second raised portion protruding at the valve body portion; and a biasing portion that biases the valve body portion. The first raised portion has an inclined portion inclined relative to a valve closing direction and the second raised portion has an inclined portion inclined relative to the valve closing direction. Both of the inclined portions are contactable with each other at the time of valve closing.Type: ApplicationFiled: November 10, 2015Publication date: August 30, 2018Inventors: Munehiro Tsubosaka, Yusuke Hiramatsu, Yasushi Okamoto, Kazuya Okamoto, Yasufumi Umeno
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Publication number: 20180182933Abstract: A method for manufacturing a light emitting device includes providing a package having a recess in which a light emitting element is disposed. A translucent sealing material is provided in the recess to encapsulate the light emitting element. A film is provided on the translucent sealing material. The film includes a translucent base material and particles disposed in the translucent base material. The film has a contact surface to contact the translucent sealing material and an outer surface opposite to the contact surface. Abrasive is blasted onto the outer surface of the film to roughen the outer surface so as to expose at least one of the particles.Type: ApplicationFiled: December 26, 2017Publication date: June 28, 2018Applicant: NICHIA CORPORATIONInventors: Koji ABE, Yasushi OKAMOTO
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Publication number: 20170345982Abstract: A light-emitting device includes a package, a light-emitting element disposed on the package, and a light-transmissive member over the light-emitting element. An upper surface of the light-transmissive member and an upper surface of the package each have a plurality of projections. The light-transmissive member contains particles of light-transmissive first fillers having refractive indices smaller than the refractive index of a matrix of the light-transmissive member. Part of the particles of the first fillers is exposed to the air from the matrix of the light-transmissive member on the upper surface of the light-transmissive member.Type: ApplicationFiled: May 31, 2017Publication date: November 30, 2017Applicant: NICHIA CORPORATIONInventors: Koji ABE, Yasushi OKAMOTO
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Patent number: 9441138Abstract: A prepolymer composition and a method for manufacturing them each of which is able to impart a low temperature thermosetting property surpassing the prepolymer of the phenolic resin to a prepolymer as a mixture of a blocked polyisocyanate compound and a polyisocyanate reactive compound, while suppressing generation of a toxic gas impacting on the environment and an unpleasant odor at the time of manufacturing or at the time of thermal curing, and each of which is capable of providing a thermosetting plastic as a thermally cured product thereof to the market at a cost comparable to the phenolic resin, while restraining divergence of the formaldehyde.Type: GrantFiled: March 16, 2015Date of Patent: September 13, 2016Assignee: Daiei Sangyo Kaisha, Ltd.Inventors: Yasushi Okamoto, Shizuka Suzuki
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Patent number: 9263089Abstract: Herein disclosed are an editing apparatus, an editing method, and an editing program allowing quick editing of video data. In order to clip a section in the video data and play it to be broadcasted as a replay, receiving a request to start playback from a desired position, an in-point is set in response to the request, and an out-point is set in response to a request to finish playback. Then, other video data from the video data of a section between the in-point and the out-point is generated.Type: GrantFiled: November 18, 2008Date of Patent: February 16, 2016Assignee: GVBB Holdings S.A.R.L.Inventors: Koichi Abe, Shogo Tsubouchi, Yasushi Okamoto, Toru Ikeuchi
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Publication number: 20150284588Abstract: A prepolymer composition and a method for manufacturing them each of which is able to impart a low temperature thermosetting property surpassing the prepolymer of the phenolic resin to a prepolymer as a mixture of a blocked polyisocyanate compound and a polyisocyanate reactive compound, while suppressing generation of a toxic gas impacting on the environment and an unpleasant odor at the time of manufacturing or at the time of thermal curing, and each of which is capable of providing a thermosetting plastic as a thermally cured product thereof to the market at a cost comparable to the phenolic resin, while restraining divergence of the formaldehyde.Type: ApplicationFiled: March 16, 2015Publication date: October 8, 2015Applicant: Daiei Sangyo Kaisha, Ltd.Inventors: Yasushi Okamoto, Shizuka Suzuki
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Publication number: 20100310231Abstract: Herein disclosed are an editing apparatus, an editing method, and an editing program allowing quick editing of video data. In order to clip a section in the video data and play it to be broadcasted as a replay, receiving a request to start playback from a desired position, an in-point is set in response to the request, and an out-point is set in response to a request to finish playback. Then, other video data from the video data of a section between the in-point and the out-point is generated.Type: ApplicationFiled: November 18, 2008Publication date: December 9, 2010Inventors: Koichi Abe, Shogo Tsubouchi, Yasushi Okamoto, Toru Ikeuchi
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Patent number: 7258919Abstract: The purpose of the present invention is to provide an acrylic pressure sensitive adhesive and a pressure sensitive adhesive tape preferable to be used for adhesion and fixation of members to be used in closed space of such as a vehicle, a housing where odors become a problem; or in the side of electronic appliances where volatile gases become a problem and also relates to a vehicular air conditioner unit produced by using them. The present invention relates to an acrylic pressure sensitive adhesive, which has 500 ppm or lower of volatile component concentration A calculated by the following equation (1), when the acrylic pressure sensitive adhesive is heated at 90° C. for 30 minutes: volatile component concentration A (ppm)=volatile component content X (?g)/pressure sensitive adhesive weight Z (g) before heating ??(1) in the equation (1), the volatile component content X is an amount measured by conversion into toluene.Type: GrantFiled: April 4, 2003Date of Patent: August 21, 2007Assignees: Sekisui Chemical Co., Ltd., Denso CorporationInventors: Tetsuji Kamine, Tomoki Toda, Mikihiko Horioka, Kazuhisa Uchiyama, Masahiro Ito, Yasushi Okamoto
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Publication number: 20060148213Abstract: Y-scribe lines are successively formed substantially in parallel in a first direction of a work that constitutes a display device. An X-scribe line is formed in a second direction that intersects the first direction of the work. The X-scribe line is formed between the Y-scribe lines and is spaced apart from the Y-scribe lines.Type: ApplicationFiled: March 3, 2006Publication date: July 6, 2006Inventors: Fumitoshi Iwamura, Yasushi Okamoto, Hiroki Oonishi
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Patent number: 7016749Abstract: A product design CAD data reconstruction unit 50 reconstructs product design CAD data used for product evaluation regarding an initial design so as to fulfill restrictive conditions obtained from the product evaluation based on a product structure for the initial design. The reconstructed product design CAD data is stored in a product design CAD data database 90. Upon reception of a corrected design obtained by correcting the initial design, the product design CAD data for the initial design is read from the product design CAAD data database 90, and the product design CAD data is corrected along a design surface of the corrected design.Type: GrantFiled: October 10, 2002Date of Patent: March 21, 2006Assignee: Toyota Jidosha Kabushiki KaishaInventors: Seigo Kuzumaki, Yoshio Shirai, Takatoshi Negishi, Kazuhiro Miyauchi, Masato Kato, Katsuhiko Kato, Yasushi Okamoto, Shouichi Okumura, Mikio Sato, Yoshiki Konishi, Morio Oba, Koji Sato, Junichi Harada, Shigeharu Ueyama, Koji Eguchi, Goro Takahashi