Patents by Inventor Hiroshi Inamura
Hiroshi Inamura 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: 11899313Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.Type: GrantFiled: January 17, 2023Date of Patent: February 13, 2024Assignee: Japan Display Inc.Inventors: Manabu Mizuno, Kentaro Okuyama, Hiroshi Inamura, Hiroki Sugiyama
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Publication number: 20230187456Abstract: A TFT substrate includes a substrate, a plurality of transistors provided on the substrate and each including an oxide semiconductor layer, a plurality of scanning lines electrically coupled to gates of the transistors and extending in a first direction, a plurality of signal lines electrically coupled to the oxide semiconductor layers of the transistors and extending in a second direction intersecting the first direction, an insulating film covering the signal lines and the oxide semiconductor layers, and a coupling wire provided on the insulating film. At least one of the signal lines is separated in the second direction by a slit, and the coupling wire electrically couples one signal line and another signal line adjacent to each other in the second direction across the slit.Type: ApplicationFiled: December 1, 2022Publication date: June 15, 2023Inventors: Hiroki SUGIYAMA, Hiroshi INAMURA, Kaoru TAKETA, Yoshihide OHUE
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Publication number: 20230152631Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.Type: ApplicationFiled: January 17, 2023Publication date: May 18, 2023Inventors: Manabu MIZUNO, Kentaro OKUYAMA, Hiroshi INAMURA, Hiroki SUGIYAMA
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Patent number: 11592712Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.Type: GrantFiled: December 23, 2021Date of Patent: February 28, 2023Assignee: Japan Display Inc.Inventors: Manabu Mizuno, Kentaro Okuyama, Hiroshi Inamura, Hiroki Sugiyama
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Publication number: 20220128851Abstract: According to one embodiment, a display device includes a first line which is arranged across a display portion, and includes a first end portion and a second end portion located at a non-display portion such that the display portion is located between the first and second end portions, a first switch electrically connected to the first end portion, a second switch electrically connected to the second end portion, a first terminal electrically connected to the first end portion via the first switch, and a second terminal electrically connected to the second end portion via the second switch.Type: ApplicationFiled: January 11, 2022Publication date: April 28, 2022Applicant: Japan Display Inc.Inventors: Takahiro OCHIAI, Hiroshi INAMURA, Keita SASANUMA, Kengo SHIRAGAMI
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Publication number: 20220113593Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.Type: ApplicationFiled: December 23, 2021Publication date: April 14, 2022Inventors: Manabu MIZUNO, Kentaro OKUYAMA, Hiroshi INAMURA, Hiroki SUGIYAMA
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Patent number: 11249363Abstract: According to one embodiment, a display device includes a first line which is arranged across a display portion, and includes a first end portion and a second end portion located at a non-display portion such that the display portion is located between the first and second end portions, a first switch electrically connected to the first end portion, a second switch electrically connected to the second end portion, a first terminal electrically connected to the first end portion via the first switch, and a second terminal electrically connected to the second end portion via the second switch.Type: GrantFiled: December 3, 2018Date of Patent: February 15, 2022Assignee: JAPAN DISPLAY INC.Inventors: Takahiro Ochiai, Hiroshi Inamura, Keita Sasanuma, Kengo Shiragami
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Patent number: 11237431Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.Type: GrantFiled: December 8, 2020Date of Patent: February 1, 2022Assignee: Japan Display Inc.Inventors: Manabu Mizuno, Kentaro Okuyama, Hiroshi Inamura, Hiroki Sugiyama
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Patent number: 11193467Abstract: A power system with an electric rotating machine providing an operation of power generation and power running, a switching circuit providing electricity for each phase, by switching a plurality switching elements ON/OFF by the electric rotating machine, a battery section connected to the switching circuit, and switches on electrical pathway, between the switching circuit and the battery section. A power shutoff section to shutoff an electrical pathway when an overcurrent flows in, at least one of the electric rotating machine and the switching circuit. Power control devices are provided with an overcurrent determination which determines that an overcurrent has occurred, based on results of, a first determination that determines a current flow has increased to a predetermined over current threshold, and a second determination that determines that current flow has decreased thereafter, and a switch control that switches the switches open based on a determined result of the overcurrent determination.Type: GrantFiled: September 27, 2017Date of Patent: December 7, 2021Assignee: DENSO CORPORATIONInventors: Takuto Suzuki, Hiroshi Inamura
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Patent number: 11052765Abstract: A first and a second control device capable of transmitting and receiving signals to and from a third control device that performs an overall management to the control devices. The third device transmits a command signal to the second device in response to a reception signal from the first device. The first device transmits, to the second device and the third device, an electrical power storage unit signal includes at least one of control information and abnormality information about charging/discharging. The second device includes a function of controlling actuation of a rotating electrical machine on the basis of an actuation command signal about actuation of the rotating electrical machine transmitted from the third device in response to the electrical power storage unit signal, and a function of controlling actuation of the rotating electrical machine on the basis of the electrical power storage unit signal transmitted from the first device.Type: GrantFiled: July 12, 2017Date of Patent: July 6, 2021Assignee: DENSO CORPORATIONInventors: Kenji Inokuma, Takuto Suzuki, Hiroshi Inamura
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Publication number: 20210184456Abstract: A power system with an electric rotating machine providing an operation of power generation and power running, a switching circuit providing electricity for each phase, by switching a plurality switching elements ON/OFF by the electric rotating machine, a battery section connected to the switching circuit, and switches on electrical pathway, between the switching circuit and the battery section. A power shutoff section to shutoff an electrical pathway when an overcurrent flows in, at least one of the electric rotating machine and the switching circuit. Power control devices are provided with an overcurrent determination which determines that an overcurrent has occurred, based on results of, a first determination that determines a current flow has increased to a predetermined over current threshold, and a second determination that determines that current flow has decreased thereafter, and a switch control that switches the switches open based on a determined result of the overcurrent determination.Type: ApplicationFiled: September 27, 2017Publication date: June 17, 2021Applicant: DENSO CORPORATIONInventors: Takuto SUZUKI, Hiroshi INAMURA
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Publication number: 20210116759Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.Type: ApplicationFiled: December 8, 2020Publication date: April 22, 2021Inventors: Manabu MIZUNO, Kentaro OKUYAMA, Hiroshi INAMURA, Hiroki SUGIYAMA
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Patent number: 10942396Abstract: A display device according to one aspect of the present invention includes a first substrate including a pixel portion and a terminal portion, a second substrate arranged to face the pixel portion, a first light source device arranged in the terminal portion, and irradiating a first end surface of the second substrate with first light, a liquid crystal layer arranged between the first substrate and the second substrate, and a semiconductor element arranged on a side opposite to a side of the pixel portion across the first light source device, and electrically coupled with the terminal portion, wherein the first light is propagated while reflected between the first substrate and the second substrate, and the liquid crystal layer modulates the propagated first light.Type: GrantFiled: April 30, 2020Date of Patent: March 9, 2021Assignee: Japan Display Inc.Inventors: Hiroki Sugiyama, Kentaro Okuyama, Hideki Kaneko, Hiroshi Inamura, Manabu Mizuno
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Patent number: 10890804Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.Type: GrantFiled: January 15, 2020Date of Patent: January 12, 2021Assignee: Japan Display Inc.Inventors: Manabu Mizuno, Kentaro Okuyama, Hiroshi Inamura, Hiroki Sugiyama
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Patent number: 10782558Abstract: A display device according to one aspect of the present invention includes a first substrate including at least a pixel electrode and a pixel switching circuit portion, a second substrate arranged to face the first substrate, a liquid crystal layer arranged between the first substrate and the second substrate, and configured to modulate light, the light being propagated while reflected between the first substrate and the second substrate, and a reflecting layer arranged over a liquid crystal layer side of the pixel switching circuit portion, partially superimposed with the pixel switching circuit portion, and electrically coupled with the pixel electrode, the reflecting layer having higher reflectance of the light than any members included in the pixel switching circuit portion.Type: GrantFiled: September 16, 2019Date of Patent: September 22, 2020Assignee: Japan Display Inc.Inventors: Manabu Mizuno, Kentaro Okuyama, Hiroshi Inamura, Hideki Kaneko, Hiroki Sugiyama
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Publication number: 20200257168Abstract: A display device according to one aspect of the present invention includes a first substrate including a pixel portion and a terminal portion, a second substrate arranged to face the pixel portion, a first light source device arranged in the terminal portion, and irradiating a first end surface of the second substrate with first light, a liquid crystal layer arranged between the first substrate and the second substrate, and a semiconductor element arranged on a side opposite to a side of the pixel portion across the first light source device, and electrically coupled with the terminal portion, wherein the first light is propagated while reflected between the first substrate and the second substrate, and the liquid crystal layer modulates the propagated first light.Type: ApplicationFiled: April 30, 2020Publication date: August 13, 2020Applicant: Japan Display Inc.Inventors: Hiroki SUGIYAMA, Kentaro OKUYAMA, Hideki KANEKO, Hiroshi INAMURA, Manabu MIZUNO
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Patent number: 10684510Abstract: A display device according to one aspect of the present invention includes a first substrate including a pixel portion and a terminal portion, a second substrate arranged to face the pixel portion, a first light source device arranged in the terminal portion, and irradiating a first end surface of the second substrate with first light, a liquid crystal layer arranged between the first substrate and the second substrate, and a semiconductor element arranged on a side opposite to a side of the pixel portion across the first light source device, and electrically coupled with the terminal portion, wherein the first light is propagated while reflected between the first substrate and the second substrate, and the liquid crystal layer modulates the propagated first light.Type: GrantFiled: September 17, 2019Date of Patent: June 16, 2020Assignee: Japan Display Inc.Inventors: Hiroki Sugiyama, Kentaro Okuyama, Hideki Kaneko, Hiroshi Inamura, Manabu Mizuno
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Publication number: 20200150490Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.Type: ApplicationFiled: January 15, 2020Publication date: May 14, 2020Inventors: Manabu MIZUNO, Kentaro OKUYAMA, Hiroshi INAMURA, Hiroki SUGIYAMA
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Patent number: 10545377Abstract: According to an aspect, a display apparatus includes: a first light-transmissive substrate; a second light-transmissive substrate arranged to face the first light-transmissive substrate; a liquid crystal layer including polymer dispersed liquid crystals sealed between the first light-transmissive substrate and the second light-transmissive substrate; at least one light-emitting device arranged to face at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate; and at least one reflector arranged on at least one of a side surface of the first light-transmissive substrate or a side surface of the second light-transmissive substrate, the side surface of the first or second light-transmissive substrate being on an opposite side of the side surface of the first or second light-transmissive substrate to which the at least one light-emitting device faces, and configured to reflect light at the side surface on the opposite side.Type: GrantFiled: July 31, 2017Date of Patent: January 28, 2020Assignee: Japan Display Inc.Inventors: Manabu Mizuno, Kentaro Okuyama, Hiroshi Inamura, Hiroki Sugiyama
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Publication number: 20200012155Abstract: A display device according to one aspect of the present invention includes a first substrate including a pixel portion and a terminal portion, a second substrate arranged to face the pixel portion, a first light source device arranged in the terminal portion, and irradiating a first end surface of the second substrate with first light, a liquid crystal layer arranged between the first substrate and the second substrate, and a semiconductor element arranged on a side opposite to a side of the pixel portion across the first light source device, and electrically coupled with the terminal portion, wherein the first light is propagated while reflected between the first substrate and the second substrate, and the liquid crystal layer modulates the propagated first light.Type: ApplicationFiled: September 17, 2019Publication date: January 9, 2020Applicant: Japan Display Inc.Inventors: Hiroki Sugiyama, Kentaro Okuyama, Hideki Kaneko, Hiroshi Inamura, Manabu Mizuno