Patents by Inventor Hiroki Tan
Hiroki Tan 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: 11943964Abstract: A light-emitting device includes a light-transmitting substrate, a light-transmitting interconnect located over the substrate, an insulating layer located over the substrate and the interconnect, and an intermediate layer formed in at least a region of a lateral side of the interconnect that overlaps the insulating layer.Type: GrantFiled: December 16, 2022Date of Patent: March 26, 2024Assignees: PIONEER CORPORATION, TOHOKU PIONEER CORPORATIONInventors: Junji Taguchi, Hiroki Tan, Noriaki Waki, Masaki Takahashi
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Patent number: 11914246Abstract: A display device (1) includes a light-emitting device (10), a reflective liquid crystal element (20), and an optical member (30). The light-emitting device (10) includes a plurality of light-emitting units (142) and a light-transmitting unit (144) located between the light-emitting units (142) adjacent to each other. The light-emitting device (10) is located between the reflective liquid crystal element (20) and the optical member (30). The plurality of light-emitting units (142) emit light toward the reflective liquid crystal element (20). The light emitted from the plurality of light-emitting units (142) is reflected by the reflective liquid crystal element (20), transmitted through the light-emitting unit (142) of the light-emitting device (10), and formed into an image by the optical member (30).Type: GrantFiled: February 8, 2021Date of Patent: February 27, 2024Assignees: Pioneer Corporation, Tohoku Pioneer CorporationInventors: Shinsuke Tanaka, Noriaki Waki, Katsuhiro Kanauchi, Hiroki Tan
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Publication number: 20230375763Abstract: A light-emitting system includes a light-emitting device, and a holding member holding the light-emitting device. The light-emitting device includes a light-transmitting substrate, a plurality of light-emitting units provided on a first surface of the substrate away from each other, each light-emitting unit comprising a light-transmitting first electrode, a light-reflective second electrode, and an organic layer located between the first electrode and the second electrode, a light-transmitting region which is located between the light-emitting units, and through which light is transmitted in a thickness direction, and an optical filter that overlaps the light-transmitting region and does not overlap the plurality of light-emitting units. The holding member includes a pattern for giving light shielding characteristics.Type: ApplicationFiled: July 25, 2023Publication date: November 23, 2023Inventors: Teruichi WATANABE, Hiroki TAN, Isamu OHSHITA
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Patent number: 11754762Abstract: A plurality of light-emitting units (140) are provided on a first surface (100a) of a substrate (100) and are separated from each other. Each light-emitting unit (140) includes a light-transmitting first electrode (110), an organic layer (120), and a light-reflective second electrode (130). The organic layer (120) is located between the first electrode (110) and the second electrode (130). A light-transmitting region is located between the light-emitting units (140) and transmits light in the thickness direction of a light-emitting device (10). An optical filter (200) overlaps the light-transmitting region and does not overlap the plurality of light-emitting units (140).Type: GrantFiled: January 20, 2021Date of Patent: September 12, 2023Assignee: Pioneer CorporationInventors: Teruichi Watanabe, Hiroki Tan, Isamu Ohshita
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Publication number: 20230146352Abstract: A display device (1) includes a light-emitting device (10), a reflective liquid crystal element (20), and an optical member (30). The light-emitting device (10) includes a plurality of light-emitting units (142) and a light-transmitting unit (144) located between the light-emitting units (142) adjacent to each other. The light-emitting device (10) is located between the reflective liquid crystal element (20) and the optical member (30). The plurality of light-emitting units (142) emit light toward the reflective liquid crystal element (20). The light emitted from the plurality of light-emitting units (142) is reflected by the reflective liquid crystal element (20), transmitted through the light-emitting unit (142) of the light-emitting device (10), and formed into an image by the optical member (30).Type: ApplicationFiled: February 8, 2021Publication date: May 11, 2023Inventors: Shinsuke TANAKA, Noriaki WAKI, Katsuhiro KANAUCHI, Hiroki TAN
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Publication number: 20230121632Abstract: A light-emitting device includes a light-transmitting substrate, a light-transmitting interconnect located over the substrate, an insulating layer located over the substrate and the interconnect, and an intermediate layer formed in at least a region of a lateral side of the interconnect that overlaps the insulating layer.Type: ApplicationFiled: December 16, 2022Publication date: April 20, 2023Inventors: Junji TAGUCHI, Hiroki TAN, Noriaki WAKI, Masaki TAKAHASHI
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Patent number: 11552277Abstract: A substrate (100) is a light-transmitting substrate. A light-transmitting first electrode (110) is formed over the substrate (100). An insulating layer (150) is formed over the substrate (100) and the first electrode (110) and includes an opening (152) overlapping the first electrode (110). An organic layer (120) is located within at least the opening (152). A light-transmitting second electrode (130) is formed over the organic layer (120). An intermediate layer (200) is formed in at least a portion of a region of a lateral side of the first electrode (110) overlapping the first electrode (110). A refractive index of the intermediate layer (200) is between a refractive index of the substrate (100) and a refractive index of the first electrode (110).Type: GrantFiled: March 15, 2021Date of Patent: January 10, 2023Assignees: Pioneer Corporation, Tohoku Pioneer CorporationInventors: Junji Taguchi, Hiroki Tan, Noriaki Waki, Masaki Takahashi
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Patent number: 11267392Abstract: A partition member (20) partitions a space occupied by a person from the outside. The space is, for example, an interior of a mobile object (30) such as a vehicle. A substrate (100) is disposed on a surface of the partition member (20) on the space side and has optical transparency. On a surface (a second surface (110b)) of the substrate (100) on the space side, a plurality of light-emitting units and an insulating layer (150) are disposed. Each light-emitting unit (140) includes a light-transmitting first electrode (110), an organic layer (120), and a second electrode (130) in this order from the external side. The insulating layer (150) defines the plurality of light-emitting units (140). A third region (106: a light-transmitting region) in the substrate (100) in which the second electrode (130) and the insulating layer (150) are not formed is provided between light-emitting units (140) next to each other.Type: GrantFiled: October 20, 2016Date of Patent: March 8, 2022Assignee: PIONEER CORPORATIONInventors: Hiroki Tan, Teruichi Watanabe, Isamu Ohshita
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Publication number: 20210226171Abstract: A substrate (100) is a light-transmitting substrate. A light-transmitting first electrode (110) is formed over the substrate (100). An insulating layer (150) is formed over the substrate (100) and the first electrode (110) and includes an opening (152) overlapping the first electrode (110). An organic layer (120) is located within at least the opening (152). A light-transmitting second electrode (130) is formed over the organic layer (120). An intermediate layer (200) is formed in at least a portion of a region of a lateral side of the first electrode (110) overlapping the first electrode (110). A refractive index of the intermediate layer (200) is between a refractive index of the substrate (100) and a refractive index of the first electrode (110).Type: ApplicationFiled: March 15, 2021Publication date: July 22, 2021Inventors: Junji TAGUCHI, Hiroki TAN, Noriaki WAKI, Masaki TAKAHASHI
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Publication number: 20210165146Abstract: A plurality of light-emitting units (140) are provided on a first surface (100a) of a substrate (100) and are separated from each other. Each light-emitting unit (140) includes a light-transmitting first electrode (110), an organic layer (120), and a light-reflective second electrode (130). The organic layer (120) is located between the first electrode (110) and the second electrode (130). A light-transmitting region is located between the light-emitting units (140) and transmits light in the thickness direction of a light-emitting device (10). An optical filter (200) overlaps the light-transmitting region and does not overlap the plurality of light-emitting units (140).Type: ApplicationFiled: January 20, 2021Publication date: June 3, 2021Inventors: Teruichi WATANABE, Hiroki TAN, Isamu OHSHITA
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Patent number: 10971703Abstract: A substrate (100) is a light-transmitting substrate. A light-transmitting first electrode (110) is formed over the substrate (100). An insulating layer (150) is formed over the substrate (100) and the first electrode (110) and includes an opening (152) overlapping the first electrode (110). An organic layer (120) is located within at least the opening (152). A light-transmitting second electrode (130) is formed over the organic layer (120). An intermediate layer (200) is formed in at least a portion of a region of a lateral side of the first electrode (110) overlapping the first electrode (110). A refractive index of the intermediate layer (200) is between a refractive index of the substrate (100) and a refractive index of the first electrode (110).Type: GrantFiled: December 30, 2019Date of Patent: April 6, 2021Assignees: PIONEER CORPORATION, TOHOKU PIONEER CORPORATIONInventors: Junji Taguchi, Hiroki Tan, Noriaki Waki, Masaki Takahashi
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Patent number: 10928567Abstract: A plurality of light-emitting units (140) are provided on a first surface (100a) of a substrate (100) and are separated from each other. Each light-emitting unit (140) includes a light-transmitting first electrode (110), an organic layer (120), and a light-reflective second electrode (130). The organic layer (120) is located between the first electrode (110) and the second electrode (130). A light-transmitting region is located between the light-emitting units (140) and transmits light in the thickness direction of a light-emitting device (10). An optical filter (200) overlaps the light-transmitting region and does not overlap the plurality of light-emitting units (140).Type: GrantFiled: February 10, 2017Date of Patent: February 23, 2021Assignee: PIONEER CORPORATIONInventors: Teruichi Watanabe, Hiroki Tan, Isamu Ohshita
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Patent number: 10686151Abstract: A plurality of light-emitting units (140) are provided on a first surface (100a) of a substrate (100), separated from each other. Each light-emitting unit (140) includes a light-transmitting first electrode (110), an organic layer (120), and alight-reflective second electrode (130). The organic layer (120) is located between the first electrode (110) and the second electrode (130). A light-transmitting region is located between the light-emitting units (140) and transmits light in the thickness direction of a light-emitting device (10). An optical filter (200) is overlapped with the light-emitting unit (140) and not overlapped with at least a portion of the light-transmitting region.Type: GrantFiled: September 12, 2019Date of Patent: June 16, 2020Assignee: PIONEER CORPORATIONInventors: Teruichi Watanabe, Hiroki Tan, Isamu Ohshita
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Publication number: 20200144551Abstract: A substrate (100) is a light-transmitting substrate. A light-transmitting first electrode (110) is formed over the substrate (100). An insulating layer (150) is formed over the substrate (100) and the first electrode (110) and includes an opening (152) overlapping the first electrode (110). An organic layer (120) is located within at least the opening (152). A light-transmitting second electrode (130) is formed over the organic layer (120). An intermediate layer (200) is formed in at least a portion of a region of a lateral side of the first electrode (110) overlapping the first electrode (110). A refractive index of the intermediate layer (200) is between a refractive index of the substrate (100) and a refractive index of the first electrode (110).Type: ApplicationFiled: December 30, 2019Publication date: May 7, 2020Inventors: Junji TAGUCHI, Hiroki TAN, Noriaki WAKI, Masaki TAKAHASHI
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Patent number: 10553828Abstract: A substrate (100) is a light-transmitting substrate. A light-transmitting first electrode (110) is formed over the substrate (100). An insulating layer (150) is formed over the substrate (100) and the first electrode (110) and includes an opening (152) overlapping the first electrode (110). An organic layer (120) is located within at least the opening (152). A light-transmitting second electrode (130) is formed over the organic layer (120). An intermediate layer (200) is formed in at least a portion of a region of a lateral side of the first electrode (110) overlapping the first electrode (110). A refractive index of the intermediate layer (200) is between a refractive index of the substrate (100) and a refractive index of the first electrode (110).Type: GrantFiled: December 14, 2018Date of Patent: February 4, 2020Assignees: PIONEER CORPORATION, TOHOKU PIONEER CORPORATIONInventors: Junji Taguchi, Hiroki Tan, Noriaki Waki, Masaki Takahashi
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Publication number: 20200006691Abstract: A plurality of light-emitting units (140) are provided on a first surface (100a) of a substrate (100), separated from each other. Each light-emitting unit (140) includes a light-transmitting first electrode (110), an organic layer (120), and alight-reflective second electrode (130). The organic layer (120) is located between the first electrode (110) and the second electrode (130). A light-transmitting region is located between the light-emitting units (140) and transmits light in the thickness direction of a light-emitting device (10). An optical filter (200) is overlapped with the light-emitting unit (140) and not overlapped with at least a portion of the light-transmitting region.Type: ApplicationFiled: September 12, 2019Publication date: January 2, 2020Inventors: Teruichi WATANABE, Hiroki TAN, Isamu OHSHITA
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Patent number: 10454053Abstract: A plurality of light-emitting units (140) are provided on a first surface (100a) of a substrate (100), separated from each other. Each light-emitting unit (140) includes a light-transmitting first electrode (110), an organic layer (120), and alight-reflective second electrode (130). The organic layer (120) is located between the first electrode (110) and the second electrode (130). A light-transmitting region is located between the light-emitting units (140) and transmits light in the thickness direction of a light-emitting device (10). An optical filter (200) is overlapped with the light-emitting unit (140) and not overlapped with at least a portion of the light-transmitting region.Type: GrantFiled: February 10, 2017Date of Patent: October 22, 2019Assignee: PIONEER CORPORATIONInventors: Teruichi Watanabe, Hiroki Tan, Isamu Ohshita
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Patent number: 10319936Abstract: A substrate (100) has optical transparency, and a light-emitting unit (140) is formed on the substrate (100). The light-emitting unit (140) includes a first electrode (110), an organic layer (120), and a second electrode (130). The organic layer (120) is located between the first electrode (110) and the second electrode (130). The second electrode (130) extends outside the light-emitting unit (140). At least an end of a portion of the second electrode (130) which is located outside the light-emitting unit (140) is oxidized.Type: GrantFiled: August 25, 2017Date of Patent: June 11, 2019Assignees: PIONEER CORPORATION, TOHOKU PIONEER CORPORATIONInventors: Masaki Takahashi, Hiroki Tan, Noriaki Waki
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Publication number: 20190131582Abstract: A substrate (100) is a light-transmitting substrate. A light-transmitting first electrode (110) is formed over the substrate (100). An insulating layer (150) is formed over the substrate (100) and the first electrode (110) and includes an opening (152) overlapping the first electrode (110). An organic layer (120) is located within at least the opening (152). A light-transmitting second electrode (130) is formed over the organic layer (120). An intermediate layer (200) is formed in at least a portion of a region of a lateral side of the first electrode (110) overlapping the first electrode (110). A refractive index of the intermediate layer (200) is between a refractive index of the substrate (100) and a refractive index of the first electrode (110).Type: ApplicationFiled: December 14, 2018Publication date: May 2, 2019Inventors: Junji TAGUCHI, Hiroki TAN, Noriaki WAKI, Masaki TAKAHASHI
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Patent number: 10249840Abstract: An optical device (10) includes a joining structure in which a first conductive film (110) and a second conductive film (130) are joined to each other. The first conductive film (110) that constitutes the joining structure is constituted by a conductive material. The second conductive film (130) that constitutes the joining structure is constituted by a metal material. Apart of the second conductive film (130) comes into contact with the first conductive film (110). A plurality of concave portions are provided in a contact surface of the second conductive film (130) which comes into contact with the first conductive film (110). The contact surface has a surface roughness greater than a surface roughness of a non-contact surface of the second conductive film (130) which does not come into contact with the first conductive film (110).Type: GrantFiled: June 11, 2018Date of Patent: April 2, 2019Assignees: PIONEER CORPORATION, TOHOKU PIONEER CORPORATIONInventors: Yuji Saito, Masanobu Akagi, Kenichi Okuyama, Hiroki Tan, Kunihiko Shirahata