Patents by Inventor Katsuhiro Kato
Katsuhiro Kato 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).
-
Publication number: 20230273475Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: ApplicationFiled: May 4, 2023Publication date: August 31, 2023Applicant: Japan Display Inc.Inventors: Tomokazu ISHIKAWA, Yuki KURAMOTO, Haruki YAMADA, Katsuhiro KATO
-
Publication number: 20230266666Abstract: Disclosed are a salt represented by formula (I), an acid generator, and a resist composition including the same: wherein R4 to R9 each represent a halogen atom, a haloalkyl group, etc., A1, A2 and A3 each represent a hydrocarbon group which may have a substituent, —CH2— included in the group may be replaced by —O—, —CO—, —S—, etc., X4, X5 and X6 each represent —O— or —S—, m1 and m7 represent an integer of 0 to 5, m2, m3, m8 and m9 represent an integer of 0 to 4, m4 to m6 represent an integer of 0 to 3, 0 ? m1 + m7 ? 5, 0 ? m2 + m8 ? 4, 0 ? m3 + m9 ? 4, one or more of m1, m2 and m3 represent an integer of 1 or more, X7 represents a single bond, —CH2—, —O—, —S—, etc., and Al— represents an organic anion.Type: ApplicationFiled: August 26, 2022Publication date: August 24, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Katsuhiro KOMURO, Saki KATO, Koji ICHIKAWA
-
Patent number: 11681177Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: GrantFiled: May 3, 2022Date of Patent: June 20, 2023Assignee: Japan Display Inc.Inventors: Tomokazu Ishikawa, Yuki Kuramoto, Haruki Yamada, Katsuhiro Kato
-
Publication number: 20220260874Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: ApplicationFiled: May 3, 2022Publication date: August 18, 2022Applicant: Japan Display Inc.Inventors: Tomokazu ISHIKAWA, Yuki KURAMOTO, Haruki YAMADA, Katsuhiro KATO
-
Patent number: 11353736Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: GrantFiled: December 28, 2020Date of Patent: June 7, 2022Assignee: Japan Display Inc.Inventors: Tomokazu Ishikawa, Yuki Kuramoto, Haruki Yamada, Katsuhiro Kato
-
Publication number: 20210116742Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: ApplicationFiled: December 28, 2020Publication date: April 22, 2021Applicant: Japan Display Inc.Inventors: Tomokazu ISHIKAWA, Yuki KURAMOTO, Haruki YAMADA, Katsuhiro KATO
-
Patent number: 10908451Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: GrantFiled: May 15, 2020Date of Patent: February 2, 2021Assignee: Japan Display Inc.Inventors: Tomokazu Ishikawa, Yuki Kuramoto, Haruki Yamada, Katsuhiro Kato
-
Publication number: 20200278577Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: ApplicationFiled: May 15, 2020Publication date: September 3, 2020Applicant: Japan Display Inc.Inventors: Tomokazu ISHIKAWA, Yuki KURAMOTO, Haruki YAMADA, Katsuhiro KATO
-
Patent number: 10684503Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: GrantFiled: October 12, 2018Date of Patent: June 16, 2020Assignee: Japan Display Inc.Inventors: Tomokazu Ishikawa, Yuki Kuramoto, Haruki Yamada, Katsuhiro Kato
-
Patent number: 10673175Abstract: An electrical connector assembly comprises a first connector including a first housing having a mating opening, a second connector including a second housing configured to be mated with the mating opening of the first connector, and a drainage structure provided on and corresponding to a boundary portion between the first housing and the second housing. The boundary portion faces the mating opening. The drainage structure includes a convex region having a top at the boundary portion, a first concave region continuous with the convex region and formed in the first housing, and a second concave region continuous with the convex region and formed in the second housing.Type: GrantFiled: June 27, 2018Date of Patent: June 2, 2020Assignees: Tyco Electronics Japan G.K., Toyota Jidosha Kabushiki KaishaInventors: Tsugumi Matsumoto, Katsuhiro Kato, Tomoyuki Funayama
-
Publication number: 20190041689Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: ApplicationFiled: October 12, 2018Publication date: February 7, 2019Applicant: Japan Display Inc.Inventors: Tomokazu ISHIKAWA, Yuki Kuramoto, Haruki Yamada, Katsuhiro Kato
-
Publication number: 20190006786Abstract: An electrical connector assembly comprises a first connector including a first housing having a mating opening, a second connector including a second housing configured to be mated with the mating opening of the first connector, and a drainage structure provided on and corresponding to a boundary portion between the first housing and the second housing. The boundary portion faces the mating opening. The drainage structure includes a convex region having a top at the boundary portion, a first concave region continuous with the convex region and formed in the first housing, and a second concave region continuous with the convex region and formed in the second housing.Type: ApplicationFiled: June 27, 2018Publication date: January 3, 2019Applicants: Tyco Electronics Japan G.K., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tsugumi Matsumoto, Katsuhiro Kato, Tomoyuki Funayama
-
Patent number: 10133113Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: GrantFiled: April 4, 2016Date of Patent: November 20, 2018Assignee: Japan Display Inc.Inventors: Tomokazu Ishikawa, Yuki Kuramoto, Haruki Yamada, Katsuhiro Kato
-
Patent number: 10078238Abstract: According to one embodiment, there is provided a display device including a display module and a cover member, bonded together by a photosensitive resin layer. A portion of the photosensitive resin layer that is located behind a light-shielding portion (in other words, located in a shaded portion) with respect to the light for curing the photosensitive resin is cured.Type: GrantFiled: August 18, 2016Date of Patent: September 18, 2018Assignee: Japan Display Inc.Inventors: Katsuhiro Kato, Toru Yagasaki, Haruki Yamada
-
Patent number: 10061152Abstract: According to one embodiment, a display device includes a display module including a peripheral area located outside a display area, a cover member including a phototransmissive region and a light-shielding region, and a ultraviolet-cured resin layer which bonds the display module to the cover member, includes first and second portions, and contains polar monomers as a monomer component. A transparent first electrode is interposed between the cover member and the display module to cover the phototransmissive region. A second electrode is separated from the first electrode and extends along the first electrode in an area corresponding to the peripheral area. The first and second electrodes apply an electric field to the part of the first portion to orient the polar monomers.Type: GrantFiled: September 12, 2016Date of Patent: August 28, 2018Assignee: Japan Display Inc.Inventor: Katsuhiro Kato
-
Publication number: 20170075165Abstract: According to one embodiment, a display device includes a display module including a peripheral area located outside a display area, a cover member including a phototransmissive region and a light-shielding region, and a ultraviolet-cured resin layer which bonds the display module to the cover member, includes first and second portions, and contains polar monomers as a monomer component. A transparent first electrode is interposed between the cover member and the display module to cover the phototransmissive region. A second electrode is separated from the first electrode and extends along the first electrode in an area corresponding to the peripheral area. The first and second electrodes apply an electric field to the part of the first portion to orient the polar monomers.Type: ApplicationFiled: September 12, 2016Publication date: March 16, 2017Applicant: Japan Display Inc.Inventor: Katsuhiro KATO
-
Publication number: 20170075161Abstract: According to one embodiment, there is provided a display device including a display module and a cover member, bonded together by a photosensitive resin layer. A portion of the photosensitive resin layer that is located behind a light-shielding portion (in other words, located in a shaded portion) with respect to the light for curing the photosensitive resin is cured.Type: ApplicationFiled: August 18, 2016Publication date: March 16, 2017Applicant: Japan Display Inc.Inventors: Katsuhiro KATO, Toru YAGASAKI, Haruki YAMADA
-
Publication number: 20160306224Abstract: According to one embodiment, a display device comprises a display panel and a polarizing plate. The display panel comprises a display area, a non-display area surrounding the display area, and a light-shielding layer arranged in the display area and the non-display area. The polarizing plate is provided on a surface of the display panel, and including an end portion located in the non-display area. In this display device, the light-shielding layer opposite to the end portion of the polarizing plate is at least partially removed.Type: ApplicationFiled: April 4, 2016Publication date: October 20, 2016Applicant: Japan Display Inc.Inventors: Tomokazu ISHIKAWA, Yuki Kuramoto, Haruki Yamada, Katsuhiro Kato
-
Patent number: 9310651Abstract: A liquid crystal display device including a liquid crystal display panel having, a first substrate, a second substrate, a sealing material provided between the first substrate and the second substrate, a liquid crystal layer sealed in a region surrounded by the sealing material between the first substrate and the second substrate. The first substrate includes a plurality of first cell regions having a pixel electrode and a thin film transistor arranged in a matrix, and the second substrate includes a protective film over the second substrate and a light blocking film coated with the protective film on a surface of the second substrate on the liquid crystal layer side.Type: GrantFiled: April 10, 2014Date of Patent: April 12, 2016Assignees: JAPAN DISPLAY INC., PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.Inventors: Masahiro Ohkubo, Koichi Igeta, Go Saitou, Katsuhiro Kato
-
Publication number: 20140218651Abstract: A liquid crystal display device including a liquid crystal display panel having, a first substrate, a second substrate, a sealing material provided between the first substrate and the second substrate, a liquid crystal layer sealed in a region surrounded by the sealing material between the first substrate and the second substrate. The first substrate includes a plurality of first cell regions having a pixel electrode and a thin film transistor arranged in a matrix, and the second substrate includes a protective film over the second substrate and a light blocking film coated with the protective film on a surface of the second substrate on the liquid crystal layer side.Type: ApplicationFiled: April 10, 2014Publication date: August 7, 2014Applicants: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Masahiro Ohkubo, Koichi Igeta, Go Saitou, Katsuhiro Kato