Patents by Inventor Junichi Nakamura

Junichi Nakamura 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).

  • Patent number: 11643489
    Abstract: First embodiment of a (meth)acrylic copolymer in the present invention includes following: a (meth)acrylic copolymer having at least one kind of constitutional unit selected from the group consisting of a constitutional unit (A1) having at least one kind of structure (I) selected from the group consisting of structures represented by the following formula (1), formula (2), or formula (3) and a constitutional unit (A2) having a triorganosilyloxycarbonyl group and a constitutional unit (B) derived from a macromonomer (b): (where, X represents —O—, —S—, or —NR14—, R14 represents a hydrogen atom or an alkyl group, R1 and R2 each represent a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R3 and R5 each represent an alkyl group having from 1 to 20 carbon atoms, a cycloalkyl group, or an aryl group, and R4 and R6 each represent an alkylene group having from 1 to 10 carbon atoms).
    Type: Grant
    Filed: December 1, 2021
    Date of Patent: May 9, 2023
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Kana Taniguchi, Sho Katsumata, Junichi Nakamura, Masatoshi Ura, Yoshihiro Kamon, Takafumi Asai
  • Patent number: 11632862
    Abstract: A wiring board includes a core layer having a first through hole formed therein, a magnetic resin filled inside the first through hole, a second through hole formed in the magnetic resin, and a plating film covering an inner wall surface of the second through hole. The plating film includes an electroless plating film, and an electrolytic plating film. The electroless plating film makes direct contact with an inner wall surface of the second through hole.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: April 18, 2023
    Assignee: SHINKO ELECTRIC INDUSTRIES CO., LTD.
    Inventors: Junichi Nakamura, Takeshi Takai, Yusuke Karasawa, Yoshihisa Kanbe, Shuhei Momose, Toshiki Shirotori
  • Publication number: 20230088906
    Abstract: A solar cell comprising a semiconductor substrate, first semiconductor layers, second semiconductor layers, a band-like first base electrode stacked on the first semiconductor layer, a band-like second base electrode stacked on the second semiconductor layer, a first electrode insulation stacked on the first base electrodes, a second electrode insulation stacked on the second base electrodes, an intermediate insulation stacked on a region of the first semiconductor layer in which the first base electrode is not stacked, and a region of the second semiconductor layer in which the second base electrode is not stacked, a first current collector stacked to span the second electrode insulation and the intermediate insulation, and a second current collector stacked to span the first electrode insulation and the intermediate insulation.
    Type: Application
    Filed: November 23, 2022
    Publication date: March 23, 2023
    Applicant: KANEKA CORPORATION
    Inventors: Junichi NAKAMURA, Shimpei OKAMOTO
  • Patent number: 11499069
    Abstract: A (meth)acrylic copolymer of the present invention includes a constituent unit (B) derived from a polysiloxane block-containing polymerizable monomer (b) represented by Formula (b1). In Formula (b1), R30 represents a hydrogen atom or a methyl group, a represents an integer of 2 to 5, b represents a number of 0 to 50, c represents an integer of 0 to 18, d represents a number of 1 to 1000, e represents a number of 1 to 80, R31 to R39 each represents an alkyl group, an alkoxy group, a phenyl group, a substituted phenyl group, a phenoxy group, or a substituted phenoxy group.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: November 15, 2022
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Kana Taniguchi, Junichi Nakamura, Sho Katsumata
  • Patent number: 11469339
    Abstract: A solar cell module, which is easily coordinated with the color of an exterior member at the installation position, comprises a solar cell; a light receiving side sealing material and a light receiving side protection member laminated and disposed in this order on a light receiving side with reference to the solar cell; and a back-side sealing material and a back-side protection member laminated and arranged in this order on a back side on the opposite side from the light receiving side. A value computed from a measured value of the color of reflected light combining positive reflected light and diffused reflected light which are based on light that has become incident on an object to be measured, and a measured value of the color only of the diffused reflected light based on the light that has become incident on the object to be measured, satisfies a specific condition.
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: October 11, 2022
    Assignee: KANEKA CORPORATION
    Inventors: Kohei Kojima, Toru Terashita, Gensuke Koizumi, Junichi Nakamura
  • Patent number: 11421065
    Abstract: Provided are an adhesive resin composition capable of forming an adhesive layer excellent in holding force, wet heat clouding resistance, and low corrosiveness; and an adhesive sheet. The adhesive resin composition includes a (meth)acrylic copolymer (A) having a constituent unit derived from a macromonomer (a) and a constituent unit derived from a vinyl monomer (b), in which the (meth)acrylic copolymer (A) has at least one of an amide bond and a radical polymerizable group.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: August 23, 2022
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Eri Masuda, Junichi Nakamura, Kazuyoshi Odaka, Hiroko Shinada
  • Patent number: 11414508
    Abstract: A (meth)acrylic copolymer of the present invention includes at least one constituent unit (A) selected from the group consisting of a constituent unit (A1) having at least one structure (I) represented by Formula (1), Formula (2), or Formula (3), a constituent unit (A2) containing a triorganosilyloxycarbonyl group, and a constituent unit (A3) having at least one structure (III) represented by Formula (4) or Formula (5), a constituent unit (B) derived from a specific polysiloxane block-containing polymerizable monomer (b), and a constituent unit (C) derived from a macromonomer (c).
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: August 16, 2022
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Kana Taniguchi, Junichi Nakamura, Sho Katsumata
  • Publication number: 20220149215
    Abstract: A method for manufacturing a solar cell comprising forming a series of transparent electrode layer material films on electroconductive semiconductor layers on the reverse surface side of a substrate; forming metal electrode layers on the transparent electrode layer material films; forming insulation layers covering the entirety of the metal electrode layers except for a first non-insulation region, and insulation layers covering the entirety of the metal electrode layers excluding a second non-insulation region; and forming patterned transparent electrode layers and leaving the insulation layers using an etching technique in which the insulation layers are masks.
    Type: Application
    Filed: January 27, 2022
    Publication date: May 12, 2022
    Applicant: KANEKA CORPORATION
    Inventor: Junichi NAKAMURA
  • Publication number: 20220144987
    Abstract: First embodiment of a (meth)acrylic copolymer in the present invention includes following: a (meth)acrylic copolymer having at least one kind of constitutional unit selected from the group consisting of a constitutional unit (A1) having at least one kind of structure (I) selected from the group consisting of structures represented by the following formula (1), formula (2), or formula (3) and a constitutional unit (A2) having a triorganosilyloxycarbonyl group and a constitutional unit (B) derived from a macromonomer (b): (where, X represents —O—, —S—, or —NR14—, R14 represents a hydrogen atom or an alkyl group, R1 and R2 each represent a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R3 and R5 each represent an alkyl group having from 1 to 20 carbon atoms, a cycloalkyl group, or an aryl group, and R4 and R6 each represent an alkylene group having from 1 to 10 carbon atoms).
    Type: Application
    Filed: December 1, 2021
    Publication date: May 12, 2022
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Kana TANIGUCHI, Sho KATSUMATA, Junichi NAKAMURA, Masatoshi URA, Yoshihiro KAMON, Takafumi ASAI
  • Patent number: 11306171
    Abstract: A (meth)acrylic copolymer (A) having a mass average molecular weight of 50,000 to 1,000,000, in which the (meth)acrylic copolymer (A) is obtained by polymerizing a monomer mixture including a macromonomer (a) that has a number average molecular weight of 500 or more and less than 6000 and a vinyl monomer (b), and preferably includes 7 to 40% by mass of a repeat unit derived from the macromonomer (a), has sufficient coating workability, adhesive holding power and adhesive property as an adhesive composition.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: April 19, 2022
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Eri Kawai, Junichi Nakamura, Hiroko Shinada
  • Patent number: 11290768
    Abstract: An information processing apparatus and server apparatus are disclosed. In one example, the information processing apparatus is configured to display content on a first display and transmit an instruction to display the content, which is being displayed on the first display, on a second display of a first external device. This instruction causes a displaying of the content at a specified playback start point on the second display.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: March 29, 2022
    Assignee: Sony Group Corporation
    Inventors: Hideki Sato, Junichi Nakamura, Naoki Yuasa, Shuichi Otsu, Hiroki Hashi, Mie Namai
  • Publication number: 20220053648
    Abstract: A wiring board includes a core layer having a first through hole formed therein, a magnetic resin filled inside the first through hole, a second through hole formed in the magnetic resin, and a plating film covering an inner wall surface of the second through hole. The plating film includes an electroless plating film, and an electrolytic plating film. The electroless plating film makes direct contact with an inner wall surface of the second through hole.
    Type: Application
    Filed: August 2, 2021
    Publication date: February 17, 2022
    Inventors: Junichi NAKAMURA, Takeshi TAKAI, Yusuke KARASAWA, Yoshihisa KANBE, Shuhei MOMOSE, Toshiki SHIROTORI
  • Patent number: 11230852
    Abstract: A mobile terminal booth with a sound masking function includes a sound absorbing panel which partitions a space as viewed from the above to provide a place where a user of a mobile terminal can have a telephone conversation; a speaker provided to emit sounds to an outside of the mobile terminal booth; and a masking sound generation unit provided to emit a masking sound through the speaker. The harsh-sounding high frequency components of the masking sound which is output from the speaker are attenuated so that the masking sound gives less uncomfortable feeling to persons surrounding the mobile terminal booth.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: January 25, 2022
    Assignee: INTERMAN Corporation
    Inventors: Shigeki Uetabira, Junichi Nakamura
  • Publication number: 20210347928
    Abstract: There is provided a (meth)acrylic copolymer with which a pressure-sensitive adhesive layer exhibiting excellent low temperature coatability and exhibiting holding power and excellent base material contamination resistance even in a case of being irradiated with a low dose of UV irradiation can be formed. The (meth)acrylic copolymer of the present invention comprises a constituent unit a derived from a macromonomer and a constituent unit b derived from a monomer represented by Formula (b), where a content of the constituent unit b is 0.01% to 25% by mass with respect to a total mass of the (meth)acrylic copolymer. In Formula (b), RA and RB each independently represent an alkyl group, a carboxy group, or a halogen atom, n represents an integer of 0 to 5, m represents an integer of 0 to 4, and X represents a (meth)acryloyloxy group or a (meth)acryloyloxyalkyleneoxy group.
    Type: Application
    Filed: July 22, 2021
    Publication date: November 11, 2021
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Kanami Fujita, Junichi Nakamura, Hiroko Shinada
  • Patent number: 11121270
    Abstract: There is provided a photoelectric conversion element which can prevent the contact resistance between a non-crystalline semiconductor layer containing impurities and an electrode formed on the non-crystalline semiconductor layer from increasing, and can improve the element characteristics. A photoelectric conversion element (10) includes a semiconductor substrate (12), a first semiconductor layer (20n), a second semiconductor layer (20p), a first electrode (22n), and a second electrode (22p). The first semiconductor layer (20n) has a first conductive type. The second semiconductor layer (20p) has a second conductive type opposite to the first conductive type. The first electrode (22n) is formed on the first semiconductor layer (20n). The second electrode (22p) is formed on the second semiconductor layer (20p). At least one electrode of the first electrode (22n) and the second electrode (22p) includes a plurality of metal crystal grains.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: September 14, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Kenji Kimoto, Naoki Koide, Takeshi Hieda, Junichi Nakamura
  • Publication number: 20210171784
    Abstract: Provided is an antifouling coating composition, which can form a coating film having good hardness and good physical properties and having a wear degree appropriate for expressing a long-term antifouling effect, has a viscosity not being excessively high, and makes it possible to reduce a content of volatile organic compounds, and a polymer-containing composition which is suitable for obtaining the antifouling coating composition. The polymer-containing composition contains a (meth)acryl-based copolymer (A-1), in which the (meth)acryl-based copolymer (A-1) contains a constitutional unit (U11) or a constitutional unit (U12) having carboxylate forming an ionic bond with a divalent metal atom, and has a weight-average molecular weight of 1,000 to 5,000, and the polymer-containing composition has a coating film hardness (Martens hardness) equal to or higher than 2.5 N/mm2.
    Type: Application
    Filed: February 4, 2021
    Publication date: June 10, 2021
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Kana TANIGUCHI, Sho KATSUMATA, Junichi NAKAMURA, Nobuaki KANAZAWA
  • Patent number: 11031516
    Abstract: There is provided a photoelectric conversion element which can prevent the contact resistance between a non-crystalline semiconductor layer containing impurities and an electrode formed on the non-crystalline semiconductor layer from increasing, and can improve the element characteristics. A photoelectric conversion element (10) includes a semiconductor substrate (12), a first semiconductor layer (20n), a second semiconductor layer (20p), a first electrode (22n), and a second electrode (22p). The first semiconductor layer has a first conductive type. The second semiconductor layer has a second conductive type. The first electrode is formed on the first semiconductor layer. The second electrode is formed on the second semiconductor layer. The first electrode includes a first transparent conductive layer (26n) formed on the first semiconductor layer, and a first metal layer (28n) formed on the first transparent conductive layer.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: June 8, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Kenji Kimoto, Naoki Koide, Yuta Matsumoto, Junichi Nakamura
  • Patent number: 11002029
    Abstract: A mobile terminal booth with a sound masking function includes a sound absorbing panel which partitions a space as viewed from the above to provide a place where a user of a mobile terminal can have a telephone conversation; a speaker provided to emit sounds to an outside of the mobile terminal booth; and a masking sound generation unit provided to emit a masking sound through the speaker. The harsh-sounding high frequency components of the masking sound which is output from the speaker are attenuated so that the masking sound gives less uncomfortable feeling to persons surrounding the mobile terminal booth.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: May 11, 2021
    Assignee: INTERMAN Corporation
    Inventors: Shigeki Uetabira, Junichi Nakamura
  • Patent number: 10964994
    Abstract: Disclosed herein is a nonreciprocal circuit element that includes a magnetic rotator, and a permanent magnet that applies a DC magnetic field to the magnetic rotator. The magnetic rotator includes a center conductor, a first ferrite core laminated on the center conductor, and a dielectric provided in a gap formed between the center conductor and the first ferrite core.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: March 30, 2021
    Assignee: TDK CORPORATION
    Inventors: Hidenori Ohata, Yoshinori Matsumaru, Junichi Nakamura
  • Patent number: 10954394
    Abstract: Provided is an antifouling coating composition, which can form a coating film having good hardness and good physical properties and having a wear degree appropriate for expressing a long-term antifouling effect, has a viscosity not being excessively high, and makes it possible to reduce a content of volatile organic compounds, and a polymer-containing composition which is suitable for obtaining the antifouling coating composition. The polymer-containing composition contains a (meth)acryl-based copolymer (A-1), in which the (meth)acryl-based copolymer (A-1) contains a constitutional unit (U11) or a constitutional unit (U12) having carboxylate forming an ionic bond with a divalent metal atom, and has a weight-average molecular weight of 1,000 to 5,000, and the polymer-containing composition has a coating film hardness (Martens hardness) equal to or higher than 2.5 N/mm2.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: March 23, 2021
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Kana Taniguchi, Sho Katsumata, Junichi Nakamura, Nobuaki Kanazawa