Patents by Inventor Hiroshi Tazawa
Hiroshi Tazawa 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: 12208565Abstract: Provided are a master in which a more complicated microstructure is formed, a transferred object obtained by using the master, and a method of producing the master. A plurality of concave-convex groups each including a plurality of concavities or convexities are provided on a base material apart from each other. Average widths of areas occupied by the concavities or convexities at a surface of the base material are smaller than or equal to a wavelength belonging to a visible light band. Formed lengths of the concavities or convexities from the surface of the base material in each of the concave-convex groups each belong to any of at least two or more groups having different central values.Type: GrantFiled: December 18, 2018Date of Patent: January 28, 2025Assignee: DEXERIALS CORPORATIONInventors: Masanao Kikuchi, Hiroshi Tazawa, Asahiko Nogami, Kazuya Hayashibe
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Patent number: 12099221Abstract: An optical filter includes a transmission portion transmitting light and an absorption portion absorbing light between a plane of incidence and a plane of emission, and the volume of the transmission portion is larger than the volume of the absorption portion. For the optical filter, when the transmission spectrum S0 of light incident at an incidence angle of 0° and the transmission spectrum S60 of light incident at an incidence angle of 60° are superimposed, the transmittance (%) at an incidence angle of 60° is lower than the transmittance (%) at an incidence angle of 0° by 15% or more for a first wavelength band, and the difference between the transmittance (%) at an incidence angle of 60° and the transmittance (%) at an incidence angle of 0° is 10% or less for a second wavelength band.Type: GrantFiled: October 23, 2019Date of Patent: September 24, 2024Assignee: Dexerials CorporationInventors: Shunichi Kajiya, Hiroshi Tazawa, Kazuhiko Noda, Kyoko Sakurai
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Patent number: 11897182Abstract: There is provided a novel and improved resin laminated optical body and a method for manufacturing the same that can easily adjust an optical property other than an optical property derived from a micro concave-convex structure, and eventually can reduce manufacturing costs of an optical device. The resin laminated optical body includes: an optical base material having a curved surface; and a resin layer provided on the curved surface of the optical base material. A micro concave-convex structure is formed in a surface of the resin layer, and the resin laminated optical body has a first optical property derived from the micro concave-convex structure and a second optical property derived from a property of the resin layer other than the micro concave-convex structure, the second optical property being different from an optical property of the optical base material.Type: GrantFiled: February 27, 2019Date of Patent: February 13, 2024Assignee: DEXERIALS CORPORATIONInventor: Hiroshi Tazawa
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Publication number: 20240041960Abstract: In one embodiment, the present invention provides an anti-cancer-associated non-tumor cell agent. In one embodiment, the present invention relates to an anti-cancer-associated non-tumor cell agent comprising an oncolytic virus comprising a p53 gene. In one embodiment, the present invention relates to an anti-cancer-associated non-tumor cell preparation comprising a recombinant virus comprising: a first gene cassette containing a telomerase reverse transcriptase promoter, an E1A gene, an IRES sequence and an E1B gene; and a second gene cassette containing a promoter and a p53 gene.Type: ApplicationFiled: August 14, 2023Publication date: February 8, 2024Applicants: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY, Oncolys BioPharma Inc.Inventors: Toshiyoshi FUJIWARA, Toshihiro OGAWA, Takeyoshi NISHIYAMA, Satoru KIKUCHI, Hiroshi TAZAWA
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Patent number: 11874436Abstract: The optical device 1 according to the present disclosure includes substrates 10 provided opposite to each other, a partition wall 20 formed between opposing faces of the substrates 10 and separating adjacent spaces, and a fluid 30 filled in each space 20b separated by the partition wall and containing an electric field control material, wherein the optical device further includes, between at least one of the substrates 10 and the partition wall 20, a fine uneven layer 40 having fine uneven shapes and a conductive layer 50 formed according to a shape of the fine uneven layer.Type: GrantFiled: June 4, 2020Date of Patent: January 16, 2024Assignee: Dexerials CorporationInventors: Hiroshi Tazawa, Kazuhiko Noda, Kyoko Sakurai, Shunichi Kajiya
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Publication number: 20230124524Abstract: It would be helpful to provide an optical body having excellent antireflection performance over a wide wavelength range from the visible light region to the near-infrared region. The present disclosure discloses an optical body 1 including a transparent substrate 10 and a fine uneven layer 20 with a fine uneven structure in at least one surface of the substrate 10. A maximum value (Ra) of reflectance for light in a wavelength region of 400 nm to 950 nm is 1 % or less, and a wavelength at which the reflectance is at a local minimum value (Rb) is 650 nm or more.Type: ApplicationFiled: March 17, 2021Publication date: April 20, 2023Applicant: Dexerials CorporationInventor: Hiroshi TAZAWA
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Patent number: 11543621Abstract: There is provided a camera module including a stacked lens structure including a plurality of lens substrates. The plurality of lens substrates includes a first lens substrate including a first lens that is disposed at an inner side of a through-hole formed in the first lens substrate, and a second lens substrate including a second lens that is disposed at an inner side of a through-hole formed in the second lens substrate, wherein the first lens substrate is directly bonded to the second lens substrate. The camera module further includes an electromagnetic drive unit configured to adjust a distance between the stacked lens structure and a light-receiving element.Type: GrantFiled: January 16, 2018Date of Patent: January 3, 2023Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Munekatsu Fukuyama, Hiroyasu Matsugai, Hiroyuki Itou, Suguru Saito, Keiji Ohshima, Masanori Iwasaki, Toshihiko Hayashi, Shuzo Sato, Nobutoshi Fujii, Hiroshi Tazawa, Toshiaki Shiraiwa, Yusuke Moriya, Minoru Ishida
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Patent number: 11525984Abstract: The present technology relates to, for example, a lens attached substrate including a substrate which has a through-hole formed therein and a light shielding film formed on a side wall of the through-hole and a lens resin portion which is formed inside the through-hole of the substrate. The present technology can be applied to, for example, a lens attached substrate, a layered lens structure, a camera module, a manufacturing apparatus, a manufacturing method, an electronic device, a computer, a program, a storage medium, a system, and the like.Type: GrantFiled: October 26, 2021Date of Patent: December 13, 2022Assignee: Sony Semiconductor Solutions CorporationInventors: Yusuke Moriya, Masanori Iwasaki, Takashi Oinoue, Yoshiya Hagimoto, Hiroyasu Matsugai, Hiroyuki Itou, Suguru Saito, Keiji Ohshima, Nobutoshi Fujii, Hiroshi Tazawa, Toshiaki Shiraiwa, Minoru Ishida
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Publication number: 20220291422Abstract: Provided is an anti-reflection structure with excellent anti-reflection performance and transparency, and with reduced generation of wrinkles on the surface. The present disclosure is an anti-reflection structure 10 including at least an adhesion layer 20 and an anti-reflection layer 30 formed on the adhesion layer 20 and having fine uneven structures on both sides thereof. The storage elastic modulus E? of the adhesion layer 20 is equal to or greater than 25 MPa, and fine uneven structures formed on both sides of the anti-reflection layer 30 each have an uneven period P equal to or less than the wavelength of visible light.Type: ApplicationFiled: September 23, 2020Publication date: September 15, 2022Applicant: Dexerials CorporationInventors: Hiroshi SUGATA, Hiroshi TAZAWA, Shunichi KAJIYA
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Patent number: 11342371Abstract: A deformation of a stacked lens is suppressed. A stacked lens structure has a configuration in which substrates with lenses having a lens disposed on an inner side of a through-hole formed in the substrate are bonded and stacked by direct bonding. The present technique can be applied to a camera module or the like in which a stacked lens structure in which at least three substrates with lenses including first to third substrates with lenses which are substrates with lenses in which a through-hole is formed in the substrate and a lens is formed on an inner side of the through-hole is integrated with a light receiving element, for example.Type: GrantFiled: July 31, 2020Date of Patent: May 24, 2022Assignee: SONY CORPORATIONInventors: Hiroyasu Matsugai, Hiroyuki Itou, Suguru Saito, Keiji Ohshima, Masanori Iwasaki, Toshihiko Hayashi, Shuzo Sato, Nobutoshi Fujii, Hiroshi Tazawa, Toshiaki Shiraiwa, Minoru Ishida
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Publication number: 20220043241Abstract: The present technology relates to, for example, a lens attached substrate including a substrate which has a through-hole formed therein and a light shielding film formed on a side wall of the through-hole and a lens resin portion which is formed inside the through-hole of the substrate. The present technology can be applied to, for example, a lens attached substrate, a layered lens structure, a camera module, a manufacturing apparatus, a manufacturing method, an electronic device, a computer, a program, a storage medium, a system, and the like.Type: ApplicationFiled: October 26, 2021Publication date: February 10, 2022Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Yusuke MORIYA, Masanori IWASAKI, Takashi OINOUE, Yoshiya HAGIMOTO, Hiroyasu MATSUGAI, Hiroyuki ITOU, Suguru SAITO, Keiji OHSHIMA, Nobutoshi FUJII, Hiroshi TAZAWA, Toshiaki SHIRAIWA, Minoru ISHIDA
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Patent number: 11222875Abstract: [Object] To provide a display apparatus that makes it possible to improve visibility. [Solution] A display apparatus according to an embodiment of the present disclosure includes: a display body device including a plurality of pixels, the plurality of pixels each including a plurality of light-emitting elements as light source elements; and an irregular structure formed on a front surface of the display body device.Type: GrantFiled: April 20, 2018Date of Patent: January 11, 2022Assignee: SONY CORPORATIONInventors: Hiroshi Tazawa, Kotaro Shima
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Publication number: 20210393715Abstract: In one embodiment, the present invention provides an anti-cancer-associated non-tumor cell agent. In one embodiment, the present invention relates to an anti-cancer-associated non-tumor cell agent comprising an oncolytic virus comprising a p53 gene. In one embodiment, the present invention relates to an anti-cancer-associated non-tumor cell preparation comprising a recombinant virus comprising: a first gene cassette containing a telomerase reverse transcriptase promoter, an E1A gene, an IRES sequence and an E1B gene; and a second gene cassette containing a promoter and a p53 gene.Type: ApplicationFiled: June 21, 2021Publication date: December 23, 2021Applicants: NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY, Oncolys BioPharma Inc.Inventors: Toshiyoshi FUJIWARA, Toshihiro OGAWA, Takeyoshi NISHIYAMA, Satoru KIKUCHI, Hiroshi TAZAWA
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Publication number: 20210382214Abstract: Provided is an optical filter having different color correction effects for specific wavelength regions depending on the angle of incident light. The optical filter includes a transmission portion transmitting light and an absorption portion absorbing light between a plane of incidence and a plane of emission, and the volume of the transmission portion is larger than the volume of the absorption portion. For the optical filter, when the transmission spectrum S0 of light incident at 0° and the transmission spectrum S60 of light incident at 60° are superimposed, the transmittance (%) at 60° is lower than the transmittance (%) at 0° by 15% or more for a first wavelength band, and the difference between the transmittance (%) at 60° and the transmittance (%) at 0° is lower by 10% or more less for a second wavelength band.Type: ApplicationFiled: October 23, 2019Publication date: December 9, 2021Applicant: Dexerials CorporationInventors: Shunichi KAJIYA, Hiroshi TAZAWA, Kazuhiko NODA, Kyoko SAKURAI
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Publication number: 20210382205Abstract: A laminate includes a thin film structural body and retention films. A first retention film is stacked on one face of the thin film structural body and a second retention film is stacked on another face of the thin film structural body. The thin film structural body has a first fine irregularity structure at a face that is in contact with the first retention film and has a second fine irregularity structure at a face that is in contact with the second retention film. The first retention film has a third fine irregularity structure at a face that is in contact with the thin film structural body. The second retention film has a fourth fine irregularity structure at a face that is in contact with the thin film structural body. The laminate includes a half cut section. The second retention film contains a UV-curable resin.Type: ApplicationFiled: October 30, 2019Publication date: December 9, 2021Applicant: Dexerials CorporationInventors: Hiroshi SUGATA, Hiroshi TAZAWA, Shunichi KAJIYA
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Patent number: 11194135Abstract: The present technology relates to, for example, a lens attached substrate including a substrate which has a through-hole formed therein and a light shielding film formed on a side wall of the through-hole and a lens resin portion which is formed inside the through-hole of the substrate. The present technology can be applied to, for example, a lens attached substrate, a layered lens structure, a camera module, a manufacturing apparatus, a manufacturing method, an electronic device, a computer, a program, a storage medium, a system, and the like.Type: GrantFiled: July 10, 2019Date of Patent: December 7, 2021Assignee: Sony Semiconductor Solutions CorporationInventors: Yusuke Moriya, Masanori Iwasaki, Takashi Oinoue, Yoshiya Hagimoto, Hiroyasu Matsugai, Hiroyuki Itou, Suguru Saito, Keiji Ohshima, Nobutoshi Fujii, Hiroshi Tazawa, Toshiaki Shiraiwa, Minoru Ishida
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Patent number: 11177244Abstract: [Object] To provide a display apparatus that makes it possible to improve visibility. [Solution] A display apparatus according to an embodiment of the present disclosure includes: a display body device including a plurality of pixels, the plurality of pixels each including a plurality of light-emitting elements as light source elements; and an irregular structure formed on a front surface of the display body device.Type: GrantFiled: April 20, 2018Date of Patent: November 16, 2021Assignee: SONY CORPORATIONInventors: Hiroshi Tazawa, Kotaro Shima
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Patent number: 11130299Abstract: To suppress occurrence of contamination or damage to a lens. In the present technology, for example, a manufacturing apparatus allows a spacer which is thicker than a height of a lens resin portion protruded from a substrate to be adhered to the substrate. In addition, for example, in the present technology, the manufacturing apparatus molds the lens resin portion inside a through-hole formed in the substrate by using a mold frame configured with two layers of molds and, after molding the lens resin portion, in the state that one mold is adhered to the substrate, the manufacturing apparatus demolds the substrate from the other mold. The present technology can be applied to, for example, a lens-attached substrate, a stacked lens structure, a camera module, a manufacturing apparatus, a manufacturing method, an electronic apparatus, a computer, a program, a storage medium, a system, or the like.Type: GrantFiled: July 15, 2016Date of Patent: September 28, 2021Assignee: Sony Semiconductor Solutions CorporationInventors: Hiroshi Tazawa, Toshihiro Kurobe, Sotetsu Saito, Hiroyasu Matsugai, Hiroyuki Itou, Suguru Saito, Keiji Ohshima, Nobutoshi Fujii, Toshiaki Shiraiwa, Minoru Ishida
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Publication number: 20210197504Abstract: Provided are a resin laminated optical body, a light source unit, an optical unit, a light irradiation device, an image display device, and a method for manufacturing a resin laminated optical body that are novel and improved, by which an optical apparatus can be reduced in size, and the light emission quality can be improved. To achieve the above object, according to an aspect of the present invention, a resin laminated optical body is provided including an optical base material having a curved surface, and a resin layer provided on the curved surface of the optical base material, in which a light diffusing structure is formed in a surface of the resin layer.Type: ApplicationFiled: May 16, 2019Publication date: July 1, 2021Applicant: DEXERIALS CORPORATIONInventors: Hiroshi TAZAWA, Mitsuo ARIMA, Koji SASAKI
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Publication number: 20210094220Abstract: There is provided a novel and improved resin laminated optical body and a method for manufacturing the same that can easily adjust an optical property other than an optical property derived from a micro concave-convex structure, and eventually can reduce manufacturing costs of an optical device. The resin laminated optical body includes: an optical base material having a curved surface; and a resin layer provided on the curved surface of the optical base material. A micro concave-convex structure is formed in a surface of the resin layer, and the resin laminated optical body has a first optical property derived from the micro concave-convex structure and a second optical property derived from a property of the resin layer other than the micro concave-convex structure, the second optical property being different from an optical property of the optical base material.Type: ApplicationFiled: February 27, 2019Publication date: April 1, 2021Applicant: DEXERIALS CORPORATIONInventor: Hiroshi TAZAWA