Patents by Inventor Kenji Tanase
Kenji Tanase 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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Publication number: 20230048623Abstract: According to one embodiment, a display device includes a first display portion including a first pixel, a second display portion including a second pixel, a first light shield surrounding the first display portion and the second display portion, a second light shield disposed between the first display portion and the second display portion, a liquid crystal layer disposed in the first display portion and the second display portion, a first sealant overlapping the first light shield and sealing the liquid crystal layer in the first display portion and the second display portion, and a second sealant overlapping the second light shield. The second sealant has at least one opening through which the first display portion and the second display portion communicate.Type: ApplicationFiled: October 31, 2022Publication date: February 16, 2023Inventors: Koichiro ADACHI, Kenji TANASE
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Patent number: 11513404Abstract: According to one embodiment, a display device includes a first display portion including a first pixel, a second display portion including a second pixel, a first light shield surrounding the first display portion and the second display portion, a second light shield disposed between the first display portion and the second display portion, a liquid crystal layer disposed in the first display portion and the second display portion, a first sealant overlapping the first light shield and sealing the liquid crystal layer in the first display portion and the second display portion, and a second sealant overlapping the second light shield. The second sealant has at least one opening through which the first display portion and the second display portion communicate.Type: GrantFiled: November 29, 2021Date of Patent: November 29, 2022Assignee: Japan Display Inc.Inventors: Koichiro Adachi, Kenji Tanase
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Publication number: 20220107523Abstract: A display device includes: a plurality of pixel electrodes arranged in the display region of a first substrate; a color filter provided on a second substrate opposing the first substrate and overlapping the pixel electrode; a planarization insulating layer provided on the color filter; a common electrode provided on the planarization insulating layer and having an opening; a spacer arranged between the pixel electrode and the common electrode; and a light-shielding layer provided between the first substrate and the pixel electrode and overlapping the spacer.Type: ApplicationFiled: September 20, 2021Publication date: April 7, 2022Inventor: Kenji TANASE
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Publication number: 20220082891Abstract: According to one embodiment, a display device includes a first display portion including a first pixel, a second display portion including a second pixel, a first light shield surrounding the first display portion and the second display portion, a second light shield disposed between the first display portion and the second display portion, a liquid crystal layer disposed in the first display portion and the second display portion, a first sealant overlapping the first light shield and sealing the liquid crystal layer in the first display portion and the second display portion, and a second sealant overlapping the second light shield. The second sealant has at least one opening through which the first display portion and the second display portion communicate.Type: ApplicationFiled: November 29, 2021Publication date: March 17, 2022Inventors: Koichiro ADACHI, Kenji TANASE
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Patent number: 11215887Abstract: According to one embodiment, a display device includes a first display portion including a first pixel, a second display portion including a second pixel, a first light shield surrounding the first display portion and the second display portion, a second light shield disposed between the first display portion and the second display portion, a liquid crystal layer disposed in the first display portion and the second display portion, a first sealant overlapping the first light shield and sealing the liquid crystal layer in the first display portion and the second display portion, and a second sealant overlapping the second light shield. The second sealant has at least one opening through which the first display portion and the second display portion communicate.Type: GrantFiled: February 20, 2020Date of Patent: January 4, 2022Assignee: Japan Display Inc.Inventors: Koichiro Adachi, Kenji Tanase
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Publication number: 20200272002Abstract: According to one embodiment, a display device includes a first display portion including a first pixel, a second display portion including a second pixel, a first light shield surrounding the first display portion and the second display portion, a second light shield disposed between the first display portion and the second display portion, a liquid crystal layer disposed in the first display portion and the second display portion, a first sealant overlapping the first light shield and sealing the liquid crystal layer in the first display portion and the second display portion, and a second sealant overlapping the second light shield. The second sealant has at least one opening through which the first display portion and the second display portion communicate.Type: ApplicationFiled: February 20, 2020Publication date: August 27, 2020Inventors: Koichiro ADACHI, Kenji TANASE
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Patent number: 10551655Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area, a third area and a fourth area from an end portion to an inner side in a planar view. An organic insulating film is present in the second area and the third area, and is not present in the fourth area. A conductive film is formed at least on the organic insulating film of the second area. A sealing material is present in the first area, the third area and the fourth area to attach the first substrate and a second substrate. A through portion is adjacent to an inner side of the fourth area and penetrates the first substrate, the second substrate and the sealing material.Type: GrantFiled: December 6, 2018Date of Patent: February 4, 2020Assignee: Japan Display Inc.Inventors: Satoshi Chinen, Kenji Tanase, Fumihito Shibano, Yuzo Kanari
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Patent number: 10551684Abstract: According to one embodiment, a first substrate includes a first area, a second area, a third area, a fourth area and a fifth area in a planar view. In the first substrate, an organic insulating film is present in the second and the third areas, is present neither in the third area nor in the fifth area, and forms an adjustment area. A conductive film is provided on the organic insulating film, the third area, the fourth area and a part of the fifth area. A sealing material is present in a part of the second area, the third area, the fourth area and a part of the fifth area to attach the first substrate and a second substrate. A through hole penetrates the first and the second substrates.Type: GrantFiled: January 10, 2019Date of Patent: February 4, 2020Assignee: Japan Display Inc.Inventors: Fumihito Shibano, Kenji Tanase, Yuzo Kanari, Satoshi Chinen
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Publication number: 20190146251Abstract: According to one embodiment, a first substrate includes a first area, a second area, a third area, a fourth area and a fifth area in a planar view. In the first substrate, an organic insulating film is present in the second and the third areas, is present neither in the third area nor in the fifth area, and forms an adjustment area. A conductive film is provided on the organic insulating film, the third area, the fourth area and a part of the fifth area. A sealing material is present in a part of the second area, the third area, the fourth area and a part of the fifth area to attach the first substrate and a second substrate. A through hole penetrates the first and the second substrates.Type: ApplicationFiled: January 10, 2019Publication date: May 16, 2019Applicant: Japan Display Inc.Inventors: Fumihito SHIBANO, Kenji TANASE, Yuzo KANARI, Satoshi CHINEN
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Publication number: 20190113798Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area, a third area and a fourth area from an end portion to an inner side in a planar view. An organic insulating film is present in the second area and the third area, and is not present in the fourth area. A conductive film is formed at least on the organic insulating film of the second area. A sealing material is present in the first area, the third area and the fourth area to attach the first substrate and a second substrate. A through portion is adjacent to an inner side of the fourth area and penetrates the first substrate, the second substrate and the sealing material.Type: ApplicationFiled: December 6, 2018Publication date: April 18, 2019Applicant: Japan Display Inc.Inventors: Satoshi CHINEN, Kenji TANASE, Fumihito SHIBANO, Yuzo KANARI
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Patent number: 10222657Abstract: According to one embodiment, a first substrate includes a first area, a second area, a third area, a fourth area and a fifth area in a planar view. In the first substrate, an organic insulating film is present in the second and the third areas, is present neither in the third area nor in the fifth area, and forms an adjustment area. A conductive film is provided on the organic insulating film, the third area, the fourth area and a part of the fifth area. A sealing material is present in a part of the second area, the third area, the fourth area and a part of the fifth area to attach the first substrate and a second substrate. A through hole penetrates the first and the second substrates.Type: GrantFiled: February 24, 2017Date of Patent: March 5, 2019Assignee: Japan Display Inc.Inventors: Fumihito Shibano, Kenji Tanase, Yuzo Kanari, Satoshi Chinen
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Patent number: 10197835Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area, a third area and a fourth area from an end portion to an inner side in a planar view. An organic insulating film is present in the second area and the third area, and is not present in the fourth area. A conductive film is formed at least on the organic insulating film of the second area. A sealing material is present in the first area, the third area and the fourth area to attach the first substrate and a second substrate. A through portion is adjacent to an inner side of the fourth area and penetrates the first substrate, the second substrate and the sealing material.Type: GrantFiled: April 2, 2018Date of Patent: February 5, 2019Assignee: Japan Display Inc.Inventors: Satoshi Chinen, Kenji Tanase, Fumihito Shibano, Yuzo Kanari
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Publication number: 20180224690Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area, a third area and a fourth area from an end portion to an inner side in a planar view. An organic insulating film is present in the second area and the third area, and is not present in the fourth area. A conductive film is formed at least on the organic insulating film of the second area. A sealing material is present in the first area, the third area and the fourth area to attach the first substrate and a second substrate. A through portion is adjacent to an inner side of the fourth area and penetrates the first substrate, the second substrate and the sealing material.Type: ApplicationFiled: April 2, 2018Publication date: August 9, 2018Applicant: Japan Display Inc.Inventors: Satoshi CHINEN, Kenji TANASE, Fumihito SHIBANO, Yuzo KANARI
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Patent number: 10036910Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area, a third area and a fourth area from an end portion to an inner side in a planar view. An organic insulating film is present in the second area and the third area, and is not present in the fourth area. A conductive film is formed at least on the organic insulating film of the second area. A sealing material is present in the first area, the third area and the fourth area to attach the first substrate and a second substrate. A through portion is adjacent to an inner side of the fourth area and penetrates the first substrate, the second substrate and the sealing material.Type: GrantFiled: April 4, 2017Date of Patent: July 31, 2018Assignee: Japan Display Inc.Inventors: Satoshi Chinen, Kenji Tanase, Fumihito Shibano, Yuzo Kanari
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Publication number: 20170293180Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area, a third area and a fourth area from an end portion to an inner side in a planar view. An organic insulating film is present in the second area and the third area, and is not present in the fourth area. A conductive film is formed at least on the organic insulating film of the second area. A sealing material is present in the first area, the third area and the fourth area to attach the first substrate and a second substrate. A through portion is adjacent to an inner side of the fourth area and penetrates the first substrate, the second substrate and the sealing material.Type: ApplicationFiled: April 4, 2017Publication date: October 12, 2017Applicant: Japan Display Inc.Inventors: Satoshi CHINEN, Kenji TANASE, Fumihito SHIBANO, Yuzo KANARI
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Publication number: 20170248810Abstract: According to one embodiment, a first substrate includes a first area, a second area, a third area, a fourth area and a fifth area in a planar view. In the first substrate, an organic insulating film is present in the second and the third areas, is present neither in the third area nor in the fifth area, and forms an adjustment area. A conductive film is provided on the organic insulating film, the third area, the fourth area and a part of the fifth area. A sealing material is present in a part of the second area, the third area, the fourth area and a part of the fifth area to attach the first substrate and a second substrate. A through hole penetrates the first and the second substrates.Type: ApplicationFiled: February 24, 2017Publication date: August 31, 2017Applicant: Japan Display Inc.Inventors: Fumihito SHIBANO, Kenji TANASE, Yuzo KANARI, Satoshi CHINEN
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Patent number: 9357612Abstract: A lighting portion is attached to a reflective liquid crystal display portion. A first transparent substrate and a second transparent substrate made of a glass substrate etc. are attached to each other with a sealing layer coated on those peripheral portions therebetween. The back surface of the first transparent substrate is attached to the reflective liquid crystal display portion, and an organic EL element is formed on the front surface of the first transparent substrate. The organic EL element is sealed in a space surrounded by the first transparent substrate, the second transparent substrate, and the sealing layer. The organic EL element is formed in a region corresponding to a pixel region of the reflective liquid crystal display portion. A desiccant layer is formed on the front surface of the second transparent substrate.Type: GrantFiled: February 4, 2015Date of Patent: May 31, 2016Assignee: Epson Imaging Devices CorporationInventors: Kenji Tanase, Kazunobu Mameno, Norio Koma, Manabu Takemoto
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Publication number: 20150156847Abstract: A lighting portion is attached to a reflective liquid crystal display portion. A first transparent substrate and a second transparent substrate made of a glass substrate etc. are attached to each other with a sealing layer coated on those peripheral portions therebetween. The back surface of the first transparent substrate is attached to the reflective liquid crystal display portion, and an organic EL element is formed on the front surface of the first transparent substrate. The organic EL element is sealed in a space surrounded by the first transparent substrate, the second transparent substrate, and the sealing layer. The organic EL element is formed in a region corresponding to a pixel region of the reflective liquid crystal display portion. A desiccant layer is formed on the front surface of the second transparent substrate.Type: ApplicationFiled: February 4, 2015Publication date: June 4, 2015Applicant: Epson Imaging Devices CorporationInventors: Kenji TANASE, Kazunobu MAMENO, Norio KOMA, Manabu TAKEMOTO
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Patent number: 8970104Abstract: A lighting portion is attached to a reflective liquid crystal display portion. A first transparent substrate and a second transparent substrate made of a glass substrate etc. are attached to each other with a sealing layer coated on those peripheral portions therebetween. The back surface of the first transparent substrate is attached to the reflective liquid crystal display portion, and an organic EL element is formed on the front surface of the first transparent substrate. The organic EL element is sealed in a space surrounded by the first transparent substrate, the second transparent substrate, and the sealing layer. The organic EL element is formed in a region corresponding to a pixel region of the reflective liquid crystal display portion. A desiccant layer is formed on the front surface of the second transparent substrate.Type: GrantFiled: July 16, 2014Date of Patent: March 3, 2015Assignee: Epson Imaging Devices CorporationInventors: Kenji Tanase, Kazunobu Mameno, Norio Koma, Manabu Takemoto
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Patent number: 8970461Abstract: Disclosed herein is a display including: a reflective image display section having pixels arranged in the display region; and a lighting device adapted to irradiate light to the image display section from diagonally in front, in which the light scattering characteristics in the display region are angle-dependent, and in which the lighting device irradiates light whose intensity distribution is adjusted so that when the display region displaying an image having an equal gray level is viewed from a given viewing position, the image luminance is uniform.Type: GrantFiled: February 16, 2012Date of Patent: March 3, 2015Assignee: Japan Display West Inc.Inventors: Tatsuya Yata, Kenji Tanase, Susumu Kimura, Takafumi Suzuki