Patents by Inventor Hideki Nakagawa
Hideki Nakagawa 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: 20240100691Abstract: A self-propelled device includes a traveling body and a robot arm that is mounted on traveling body. Robot arm includes a base portion that is turnably connected to traveling body; an arm portion that is connected to base portion; and an end effector that is detachably attached to a distal end of arm portion and performs work on a target. Self-propelled device further includes an additional apparatus that includes at least one of an antenna, an imaging device, a laser sensor, an ultrasonic sensor, and a lighting device, and is attached to arm portion.Type: ApplicationFiled: December 11, 2023Publication date: March 28, 2024Applicant: DMG MORI CO., LTD.Inventors: Hideki NAGASUE, Masaaki NAKAGAWA
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Publication number: 20240002124Abstract: A container including: an inner container having a nozzle portion that discharges loaded content; an outer container that is tubular, is formed of a hard resin, contains the inner container, and has an outer peripheral wall in which an opening portion is formed; a pressing portion formed of an elastomer, provided at the outer peripheral wall, and covering the opening portion; and a cap that is attachable to and removable from the outer container, and that covers the nozzle portion that projects out from the outer container.Type: ApplicationFiled: November 17, 2021Publication date: January 4, 2024Inventors: Hideki NAKAGAWA, Takashi HORIE, Masaru MATSUMOTO, Yuuki HAYAKAWA, Noriaki DATE
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Patent number: 11860464Abstract: An optical stack includes: a light scattering film converting light received at a light receiving surface into scattering light therein and then outputting the scattering light outside from a light output surface, and a sheet provided on the light output surface side of the light scattering film. The light scattering film includes: a functional layer formed of a light-transmissive composition including an organic polymer compound and light scattering particles. The functional layer includes a first surface receiving the light and a second surface from which the scattering light is output. The functional layer includes a particle layer formed of light scattering particles having a content of 60% by volume or higher among the light scattering particles, the particle layer expanding along the first surface and being concentrated in a direction perpendicular to the first surface.Type: GrantFiled: March 27, 2020Date of Patent: January 2, 2024Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventors: Shintaro Yamada, Yukio Yoshida, Atsuko Maeda, Sumire Hombo, Hideki Nakagawa, Mitsuhiro Takeba, Toshihiro Yamashita, Katsumi Kondo
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Patent number: 11698548Abstract: A liquid crystal display apparatus, includes: a light-condensing backlight unit; a liquid crystal panel including a first linear polarizer and a second linear polarizer; a light scattering film facing the second linear polarizer; and a third linear polarizer facing the light scattering film. The light scattering film includes a functional layer including an organic polymer compound and light scattering particles. The functional layer includes a particle layer in which a fraction of 60% by volume to 100% by volume of the light scattering particles included in the functional layer expands along a surface of the particle layer at which the light output from the liquid crystal panel is received, and the particle layer is concentrated to a region having a thickness of 1 to 80% of a total thickness of the functional layer, in a direction perpendicular to the contact surface.Type: GrantFiled: March 27, 2020Date of Patent: July 11, 2023Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventors: Yukio Yoshida, Atsuko Maeda, Nobuaki Ikenaka, Katsumi Kondo, Toshihiro Yamashita, Hideki Nakagawa, Sumire Hombo, Mitsuhiro Takeba, Shintaro Yamada
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Publication number: 20220197083Abstract: A liquid crystal display apparatus, includes: a light-condensing backlight unit; a liquid crystal panel including a first linear polarizer and a second linear polarizer; a light scattering film facing the second linear polarizer; and a third linear polarizer facing the light scattering film. The light scattering film includes a functional layer including an organic polymer compound and light scattering particles. The functional layer includes a particle layer in which a fraction of 60% by volume to 100% by volume of the light scattering particles included in the functional layer expands along a surface of the particle layer at which the light output from the liquid crystal panel is received, and the particle layer is concentrated to a region having a thickness of 1 to 80% of a total thickness of the functional layer, in a direction perpendicular to the contact surface.Type: ApplicationFiled: March 27, 2020Publication date: June 23, 2022Applicant: SAKAI DISPLAY PRODUCTS CORPORATIONInventors: YUKIO YOSHIDA, ATSUKO MAEDA, Nobuaki IKENAKA, KATSUMI KONDO, TOSHIHIRO YAMASHITA, HIDEKI NAKAGAWA, Sumire HOMBO, Mitsuhiro TAKEBA, SHINTARO YAMADA
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Publication number: 20220187653Abstract: An optical stack includes: a light scattering film converting light received at a light receiving surface into scattering light therein and then outputting the scattering light outside from a light output surface, and a sheet provided on the light output surface side of the light scattering film. The light scattering film includes: a functional layer formed of a light-transmissive composition including an organic polymer compound and light scattering particles. The functional layer includes a first surface receiving the light and a second surface from which the scattering light is output. The functional layer includes a particle layer formed of light scattering particles having a content of 60% by volume or higher among the light scattering particles, the particle layer expanding along the first surface and being concentrated in a direction perpendicular to the first surface.Type: ApplicationFiled: March 27, 2020Publication date: June 16, 2022Inventors: SHINTARO YAMADA, YUKIO YOSHIDA, ATSUKO MAEDA, Sumire HOMBO, HIDEKI NAKAGAWA, Mitsuhiro TAKEBA, TOSHIHIRO YAMASHITA, KATSUMI KONDO
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Patent number: 11131888Abstract: In a display panel, all of a plurality of directors of liquid crystal composition composing the liquid crystal layer are essentially perpendicular to the first alignment film and the second alignment film in the absence of applied voltage. A liquid crystal layer included in each of a plurality of unit pixels arranged in a matrix along a row direction and along a column direction has a single alignment state. A director of liquid crystal composition located at a central portion in a first unit pixel that is one of the plurality of unit pixels is in an opposite orientation with respect to a director of liquid crystal composition located at a central portion in a second unit pixel that is in a same row or a same column as the first unit pixel.Type: GrantFiled: May 22, 2017Date of Patent: September 28, 2021Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventors: Atsuko Maeda, Shintaro Yamada, Katsumi Kondo, Hideki Nakagawa, Toshihiro Yamashita
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Publication number: 20210116729Abstract: It relates to: a display panel including a first substrate and a second substrate, a liquid crystal layer retained therebetween, a first alignment film provided on a surface of the first substrate facing toward the liquid crystal layer, and a second alignment film provided on a surface of the second substrate facing toward the liquid crystal layer; and a display apparatus that includes the display panel.Type: ApplicationFiled: May 22, 2017Publication date: April 22, 2021Inventors: ATSUKO MAEDA, SHINTARO YAMADA, KATSUMI KONDO, HIDEKI NAKAGAWA, TOSHIHIRO YAMASHITA
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Patent number: 10916790Abstract: An electrolyte membrane is prepared from a liquid composition comprising at least one member selected from the group consisting of trivalent cerium, tetravalent cerium, bivalent manganese and trivalent manganese; and a polymer with a cation-exchange group. The liquid composition is preferably one containing water, a carbonate of cerium or manganese, and a polymer with a cation-exchange group, and a cast film thereof is used as an electrolyte membrane to prepare a membrane-electrode assembly. The present invention successfully provides a membrane-electrode assembly for polymer electrolyte fuel cells being capable of generating the electric power in high energy efficiency, having high power generation performance regardless of the dew point of the feed gas, and being capable of stably generating the electric power over a long period of time.Type: GrantFiled: October 29, 2018Date of Patent: February 9, 2021Assignee: AGC INC.Inventors: Hisao Kawazoe, Eiji Endoh, Hideki Nakagawa, Shinji Terazono
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Patent number: 10697533Abstract: A power transmission system includes a first case, a second case, a first tube, and a shaft. The first tube is configured to supply a lubricating oil to a first bearing and a second bearing. A shaft is rotatably supported by the first bearing and the second bearing. The shaft is provided with a through-hole extending through the shaft in an axial direction of the shaft. The first tube is insertedly fixed to an insertion hole of the first case from an outside of a space where the shaft is disposed. The first tube includes a first opening and a second opening, the first opening is configured to supply the lubricating oil to the first bearing, and the second opening is configured to supply the lubricating oil to the second bearing via the through-hole of the shaft.Type: GrantFiled: May 23, 2017Date of Patent: June 30, 2020Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Kozo Yamamoto, Hideki Nakagawa, Hirofumi Nakada, Miki Natsume, Haruki Shirasaka
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Patent number: 10393253Abstract: A transmission case include: a wall portion; a bearing portion having a through-hole penetrating through the wall portion such that a power transmission shaft is inserted into the through-hole, the bearing portion projecting from the wall portion in a cylindrical shape; and a rib projected from the wall portion in the same direction as a projection direction of the bearing portion, the rib having an arc portion. When viewed from a direction along the center line of the bearing portion, the wall portion includes i) a first wall portion in a region surrounded by the bearing portion, the arc portion of the rib and two common tangent lines to the bearing portion and the arc portion of the rib, and ii) a second wall portion in another region; and the first wall portion is offset in the projection direction of the bearing portion relative to the second wall portion.Type: GrantFiled: January 24, 2017Date of Patent: August 27, 2019Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Hideki Nakagawa, Kozo Yamamoto, Hirofumi Nakada, Haruki Shirasaka
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Patent number: 10352431Abstract: The transmission case is provided with a bearing portion having a through hole in which a power transmission shaft is inserted, a fitting portion having a mating surface on which another member is superimposed, a plurality of fastening portions provided in the fitting portion, and ribs provided between the bearing portion and the fastening portions, respectively. The ribs are arranged between the bearing portion and the fastening portions, respectively, the fastening portions being other than the fastening portion that is the closest to the bearing portion amongst the plurality of fastening portions.Type: GrantFiled: January 9, 2017Date of Patent: July 16, 2019Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Hideki Nakagawa, Kozo Yamamoto, Hirofumi Nakada, Takeo Matsuo, Haruki Shirasaka
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Publication number: 20190067722Abstract: An electrolyte membrane is prepared from a liquid composition comprising at least one member selected from the group consisting of trivalent cerium, tetravalent cerium, bivalent manganese and trivalent manganese; and a polymer with a cation-exchange group. The liquid composition is preferably one containing water, a carbonate of cerium or manganese, and a polymer with a cation-exchange group, and a cast film thereof is used as an electrolyte membrane to prepare a membrane-electrode assembly. The present invention successfully provides a membrane-electrode assembly for polymer electrolyte fuel cells being capable of generating the electric power in high energy efficiency, having high power generation performance regardless of the dew point of the feed gas, and being capable of stably generating the electric power over a long period of time.Type: ApplicationFiled: October 29, 2018Publication date: February 28, 2019Applicant: AGC INC.Inventors: Hisao KAWAZOE, Eiji ENDOH, Hideki NAKAGAWA, Shinji TERAZONO
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Patent number: 10215279Abstract: A hydraulic control device is disposed forward of a case housing a speed change mechanism in an on-vehicle state. A detent lever is fixed to the control shaft, has a first end connected to a parking rod, and includes a detent recess with which a detent mechanism is engaged. A swing lever includes a shaft serving as a swing center, a first extension extending from one end of the shaft, and a second extension extending from the other end of the shaft. The first extension is connected to a second end of the detent lever. The second extension is connected to a manual valve. An axial position of the manual valve changes in accordance with a rotation angle of the control shaft.Type: GrantFiled: December 24, 2014Date of Patent: February 26, 2019Assignees: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuji Iwatsuru, Yuki Kadokura, Kozo Yamamoto, Hirofumi Nakada, Hideki Nakagawa
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Patent number: 10153506Abstract: An electrolyte membrane is prepared from a liquid composition comprising at least one member selected from the group consisting of trivalent cerium, tetravalent cerium, bivalent manganese and trivalent manganese; and a polymer with a cation-exchange group. The liquid composition is preferably one containing water, a carbonate of cerium or manganese, and a polymer with a cation-exchange group, and a cast film thereof is used as an electrolyte membrane to prepare a membrane-electrode assembly. The present invention successfully provides a membrane-electrode assembly for polymer electrolyte fuel cells being capable of generating the electric power in high energy efficiency, having high power generation performance regardless of the dew point of the feed gas, and being capable of stably generating the electric power over a long period of time.Type: GrantFiled: March 16, 2016Date of Patent: December 11, 2018Assignee: AGC INC.Inventors: Hisao Kawazoe, Eiji Endoh, Hideki Nakagawa, Shinji Terazono
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Publication number: 20170343101Abstract: A power transmission system includes a first case, a second case, a first tube, and a shaft. The first tube is configured to supply a lubricating oil to a first bearing and a second bearing. A shaft is rotatably supported by the first bearing and the second bearing. The shaft is provided with a through-hole extending through the shaft in an axial direction of the shaft. The first tube is insertedly fixed to an insertion hole of the first case from an outside of a space where the shaft is disposed. The first tube includes a first opening and a second opening, the first opening is configured to supply the lubricating oil to the first bearing, and the second opening is configured to supply the lubricating oil to the second bearing via the through-hole of the shaft.Type: ApplicationFiled: May 23, 2017Publication date: November 30, 2017Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Kozo Yamamoto, Hideki Nakagawa, Hirofumi Nakada, Miki Natsume, Haruki Shirasaka
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Publication number: 20170261093Abstract: A lubrication structure of a power transmission apparatus including a case member is provided. The lubrication structure includes a first oil passage, a second oil passage, and an oil passage pipe. The first oil passage is provided in the case member, and includes a first opening that opens at a wall surface of the case member. The second oil passage is provided in the case member, and includes a second opening that opens at the wall surface of the case member. The oil passage pipe is attached to the wall surface, and includes an end portion inserted into the second opening to be connected to the second oil passage. The oil passage pipe includes a through-hole that opens at an outer peripheral surface of the oil passage pipe. The through-hole is provided adjacent to the first opening such that oil is supplied from the through-hole into the first oil passage.Type: ApplicationFiled: March 7, 2017Publication date: September 14, 2017Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Kozo YAMAMOTO, Hideki NAKAGAWA, Hirofumi NAKADA, Yosuke ANAN, Haruki SHIRASAKA
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Patent number: D802430Type: GrantFiled: August 3, 2016Date of Patent: November 14, 2017Assignee: TOAGOSEI CO., LTD.Inventors: Masanari Shinoda, Hideki Nakagawa
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Patent number: D816510Type: GrantFiled: August 19, 2015Date of Patent: May 1, 2018Assignee: TOAGOSEI CO., LTDInventors: Hideki Nakagawa, Tadashi Yoshinaga
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Patent number: D1005121Type: GrantFiled: May 19, 2021Date of Patent: November 21, 2023Assignee: TOAGOSEI CO., LTD.Inventors: Hideki Nakagawa, Takashi Horie