Patents by Inventor Tomoyuki Hirano

Tomoyuki Hirano 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: 8866251
    Abstract: The present invention provides a solid-state imaging element including: a silicon layer having a photodiode formed therein and a positive charge accumulation region formed on the surface thereof; and an optical waveguide formed above the photodiode to guide incident light into the photodiode, wherein an insulating layer is formed in the optical waveguide, and the insulating layer has a dielectric constant of 5 or greater and negative fixed charge.
    Type: Grant
    Filed: January 16, 2009
    Date of Patent: October 21, 2014
    Assignee: Sony Corporation
    Inventor: Tomoyuki Hirano
  • Patent number: 8846838
    Abstract: A fluorine-containing polymeric compound which contains a structural unit (f1) that is decomposable in an alkali developing solution as a block copolymer portion, a base component (A) that exhibits increased solubility in an alkali developing solution under the action of acid, and an acid generator component (B) that generates acid upon exposure.
    Type: Grant
    Filed: October 26, 2012
    Date of Patent: September 30, 2014
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Tasuku Matsumiya, Daiju Shiono, Tomoyuki Hirano, Takahiro Dazai
  • Publication number: 20140287361
    Abstract: A resist composition includes a high-molecular weight compound having a constituent unit (a0) represented by a general formula (a0-1), an acid generator component (B) which generates an acid upon exposure, and a photodegradable base (D1) which is decomposed upon exposure to lose acid diffusion controlling properties, and a mixing ratio of the component (D1) to the component (B) is 0.5 or more in terms of a molar ratio represented by (D1)/(B). In the formula (a0-1), R represents a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, or a halogenated alkyl group having 1 to 5 carbon atoms; Ya01 represents a single bond or a divalent linking group; X01 represents a sulfur atom or an oxygen atom; and Ra01 represents an optionally substituted cyclic group, an optionally substituted chain alkyl group, or an optionally substituted chain alkenyl group.
    Type: Application
    Filed: March 18, 2014
    Publication date: September 25, 2014
    Applicant: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Tsuyoshi Nakamura, Kazuishi Tanno, Naoto Motoike, Yoshitaka Komuro, Tomoyuki Hirano, Masatoshi Arai
  • Publication number: 20140272727
    Abstract: A method of producing a copolymer, including copolymerizing a monomer (am0) containing a partial structure represented by formula (am0-1) shown below, a monomer (am1) containing an acid decomposable group which exhibits increased polarity by the action of acid and a monomer (am5) containing an —SO2— containing cyclic group in the presence of a nitrogen-containing compound (X) having a conjugated acid with an acid dissociation constant of less than 10 (in the formula, *0 to *4 each represents a valence bond).
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Applicant: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Tomoyuki Hirano, Yoshiyuki Utsumi, Junichi Tsuchiya, Yoichi Hori
  • Patent number: 8795947
    Abstract: A resist composition including a base component (A) which exhibits changed solubility in a developing solution under the action of acid and an acid-generator component (B) which generates acid upon exposure, the base component (A) containing a polymeric compound (A1) including a structural unit (a0) represented by general formula (a0-1) and a structural unit (a1) containing an acid decomposable group which exhibits increased polarity by the action of acid (R1 represents a hydrogen atom, an alkyl group of 1 to 5 carbon atoms or a halogenated alkyl group of 1 to 5 carbon atoms; W represents —COO—, a —CONH— group or a divalent aromatic hydrocarbon group; Y1 and Y2 represent a divalent linking group or a single bond; R?1 represents a hydrogen atom or an alkyl group of 1 to 6 carbon atoms; R?2 represents a monovalent aliphatic hydrocarbon group; and R2 represents an —SO2— containing cyclic group).
    Type: Grant
    Filed: March 19, 2013
    Date of Patent: August 5, 2014
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Tomoyuki Hirano, Makiko Irie, Kotaro Endo, Tsuyoshi Kurosawa
  • Patent number: 8742038
    Abstract: A resist composition for immersion exposure, including a base component (A) that exhibits changed solubility in an alkali developing solution under action of acid, an acid generator component (B) that generates acid upon exposure, and a fluorine-containing compound (C) represented by a general formula (c-1) shown below that is decomposable in an alkali developing solution: wherein R1 represents an organic group which may contain a polymerizable group, with the proviso that said polymerizable group has a carbon-carbon multiple bond, and the carbon atoms forming the multiple bond are not directly bonded to the carbon atom within the —C(?O)— group in general formula (c-1); and R2 represents an organic group having a fluorine atom.
    Type: Grant
    Filed: January 27, 2009
    Date of Patent: June 3, 2014
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Daiju Shiono, Takahiro Dazai, Sanae Furuya, Tomoyuki Hirano, Takayoshi Mori
  • Patent number: 8735045
    Abstract: A positive resist composition including a base component (A) which exhibits increased solubility in an alkali developing solution under action of acid and an acid-generator component (B) which generates acid upon exposure, the base component (A) including a polymeric compound (A1) containing a structural unit (a0) represented by general formula (a0-1) shown below and a structural unit (a1) derived from an acrylate ester containing an acid dissociable, dissolution inhibiting group.
    Type: Grant
    Filed: October 25, 2010
    Date of Patent: May 27, 2014
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Tomoyuki Hirano, Daiju Shiono, Daichi Takaki
  • Patent number: 8658343
    Abstract: A resist composition including a base component (A) which exhibits changed solubility in a developing solution under the action of acid, and an acid generator component (B) which generates acid upon exposure, wherein the base component (A) contains a polymeric compound (A1) having a structural unit (a5) represented by general formula (a5-1). In formula (a5-1), R represents a hydrogen atom, an alkyl group or a halogenated alkyl group, X represents single bond or divalent linking group, W represents a cyclic alkylene group which may include an oxygen atom at arbitrary position, each of Ra and Rb independently represents a hydrogen atom or an alkyl group which may include an oxygen atom at arbitrary position, or alternatively, Ra and Rb may be bonded to each other to form a ring together with the nitrogen atom in the formula, and p represents integer of 1 to 3.
    Type: Grant
    Filed: December 5, 2011
    Date of Patent: February 25, 2014
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Masatoshi Arai, Junichi Tsuchiya, Daiju Shiono, Tomoyuki Hirano, Daichi Takaki
  • Patent number: 8648165
    Abstract: The present invention seeks to provide a resin composition which contains an aromatic polycarbonate resin and a polyester resin and which has excellent mechanical strength, flowability and thermal stability and also has excellent moist heat resistance together. The present invention is a resin composition containing 50 to 99 parts by weight of an aromatic polycarbonate resin (component A) and 1 to 50 parts by weight of a polyester resin (component B), the component B being a polyester resin polymerized in the presence of a titanium-phosphorus catalyst obtained by reacting titanium tetrabutoxide, etc., with monolauryl phosphate, etc.
    Type: Grant
    Filed: January 13, 2011
    Date of Patent: February 11, 2014
    Assignee: Teijin Chemicals, Ltd.
    Inventors: Atsushi Sumita, Daisuke Takahashi, Fumihiro Togashi, Tomoyuki Hirano
  • Patent number: 8642244
    Abstract: A resist composition for immersion exposure, including a base component that exhibits changed solubility in an alkali developing solution under action of acid, an acid generator component that generates acid upon exposure, and a fluorine-containing compound represented by a general formula (c-1) that is decomposable in an alkali developing solution: wherein R1 represents an organic group which may contain a polymerizable group, with the proviso that said polymerizable group has a carbon-carbon multiple bond, and the carbon atoms forming the multiple bond are not directly bonded to the carbon atom within the —C(?O)— group in general formula (c-1); and R2 represents an organic group having a fluorine atom.
    Type: Grant
    Filed: December 2, 2011
    Date of Patent: February 4, 2014
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Daiju Shiono, Takahiro Dazai, Sanae Furuya, Tomoyuki Hirano, Takayoshi Mori
  • Patent number: 8632960
    Abstract: A method of forming a resist pattern, including: forming a resist film on a substrate using a resist composition containing a base component (A) which exhibits decreased solubility in an organic solvent under action of an acid and an acid-generator component (B) which generates an acid upon exposure, conducting exposure of the resist film, and patterning the resist film by a negative tone development using a developing solution containing an organic solvent, wherein the base component (A) includes a resin component (A1) containing a structural unit (a0) derived from an acrylate ester containing an acid decomposable group which generates an alcoholic hydroxy group by the action of acid to thereby exhibit increased hydrophilicity.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: January 21, 2014
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Tomoyuki Hirano, Takahiro Dazai, Daiju Shiono, Sho Abe
  • Publication number: 20140004467
    Abstract: A method of forming a resist pattern including: forming a resist film on a substrate using a resist composition containing a base component (A) which exhibits decreased solubility in an organic solvent by action of an acid; exposing the resist film; and patterning by a negative-tone development using a developing solution containing the organic solvent, wherein the base component (A) contains a resin component (A1) having a structural unit (a0) which generates acid upon exposure and a structural unit (a1) derived from an acrylate ester which may have the hydrogen atom bonded to the carbon atom on the ?-position substituted with a substituent and contains an acid decomposable group which exhibits increased polarity by the action of acid, and the developing solution contains a nitrile solvent.
    Type: Application
    Filed: March 7, 2012
    Publication date: January 2, 2014
    Applicant: TOKYO OHKA KOGYO CO., LTD.
    Inventors: Tomoyuki Hirano, Daichi Takaki, Daiju Shiono, Kenri Konno, Isamu Takagi
  • Patent number: 8609320
    Abstract: A resist composition, a method of forming a resist pattern using the resist composition, a novel polymeric compound and a compound useful as a monomer for the polymeric compound, the resist composition including a base component (A) that exhibits changed solubility in a developing solution under action of acid and an acid generator component (B) that generates acid upon exposure, the base component (A) containing a resin component (A0) including a structural unit (a0) represented by general formula (a0) shown below in which A represents a divalent linking group; and R1 represents a hydrogen atom or a hydrocarbon group of 1 to 6 carbon atoms which may have a substituent.
    Type: Grant
    Filed: November 28, 2011
    Date of Patent: December 17, 2013
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Yoshiyuki Utsumi, Takehiro Seshimo, Tomoyuki Hirano, Daichi Takaki, Junichi Tsuchiya
  • Patent number: 8586288
    Abstract: A method of forming a resist pattern including: forming a resist film on a substrate using a resist composition containing a base component (A) which exhibits increased solubility in an organic solvent under action of acid and an acid generator component which generates acid upon exposure; conducting exposure of the resist film; and patterning the resist film by positive development using a developing solution containing the organic solvent to form a resist pattern, wherein a resin component containing a structural unit derived from an acrylate ester which may have a hydrogen atom bonded to a carbon atom on the ?-position substituted with a substituent and contains an acid decomposable group which exhibits increased polarity by action of acid is used as the component (A), and a developing solution that contains a polar organic solvent but contains substantially no alkali components is used as the developing solution.
    Type: Grant
    Filed: February 14, 2012
    Date of Patent: November 19, 2013
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Tomoyuki Hirano, Daiju Shiono
  • Publication number: 20130302736
    Abstract: A resist composition including a base material component whose solubility in a developing solution changes by the action of an acid and an acid generator component which generates an acid upon exposure. The acid generator component includes an acid generator that includes a compound containing nitrogen atoms having proton acceptor properties and sites capable of generating an acid upon exposure in the same molecule, the number of the sites being larger than the number of the nitrogen atoms.
    Type: Application
    Filed: April 30, 2013
    Publication date: November 14, 2013
    Applicant: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Yoshiyuki Utsumi, Yoshitaka Komuro, Tomoyuki Hirano
  • Patent number: 8574941
    Abstract: A method for manufacturing a solid-state imaging device in which a charge generator that detects an electromagnetic wave and generates signal charges is formed on a semiconductor substrate and a negative-charge accumulated layer having negative fixed charges is formed above a detection plane of the charge generator. The method includes the steps of: forming an oxygen-feed film capable of feeding oxygen on the detection plane of the charge generator; forming a metal film that covers the oxygen-feed film on the detection plane of the charge generator; and performing heat treatment for the metal film in an inactive atmosphere to thereby form an oxide of the metal film between the metal film and the oxygen-feed film on the detection plane of the charge generator, the oxide being to serve as the negative-charge accumulated layer.
    Type: Grant
    Filed: June 6, 2011
    Date of Patent: November 5, 2013
    Assignee: Sony Corporation
    Inventors: Susumu Hiyama, Tomoyuki Hirano
  • Publication number: 20130252171
    Abstract: A resist composition including a base component (A) which exhibits changed solubility in a developing solution under the action of acid and an acid-generator component (B) which generates acid upon exposure, the base component (A) containing a polymeric compound (A1) including a structural unit (A) represented by general formula (a0-1) and a structural unit (a1) containing an acid decomposable group which exhibits increased polarity by the action of acid (R1 represents a hydrogen atom, an alkyl group of 1 to 5 carbon atoms or a halogenated alkyl group of 1 to 5 carbon atoms; W represents —COO—, a —CONH— group or a divalent aromatic hydrocarbon group; Y1 and Y2 represent a divalent linking group or a single bond; represents a hydrogen atom or an alkyl group of 1 to 6 carbon atoms; R?2 represents a monovalent aliphatic hydrocarbon group; and R2 represents an —SO2— containing cyclic group).
    Type: Application
    Filed: March 19, 2013
    Publication date: September 26, 2013
    Applicant: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Tomoyuki Hirano, Makiko Irie, Kotaro Endo, Tsuyoshi Kurosawa
  • Patent number: 8541529
    Abstract: A positive resist composition including a base component (A) which exhibits increased solubility in an alkali developing solution under action of acid and an acid-generator component (B) which generates acid upon exposure, the base component (A) including a polymeric compound (A1) containing a structural unit (a0) represented by general formula (a0-1) (R2 represents a divalent linking group, and R3 represents a cyclic group containing —SO2— within the ring skeleton thereof) and a structural unit (a1) derived from an acrylate ester containing an acid dissociable, dissolution inhibiting group.
    Type: Grant
    Filed: April 24, 2012
    Date of Patent: September 24, 2013
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Takahiro Dazai, Tomoyuki Hirano, Daiju Shiono, Tasuku Matsumiya
  • Patent number: 8501387
    Abstract: A resist composition for immersion exposure, including a base component that exhibits changed solubility in an alkali developing solution under action of acid, an acid generator component that generates acid upon exposure, and a fluorine-containing compound represented by a general formula (c-1) that is decomposable in an alkali developing solution: wherein R1 represents an organic group which may contain a polymerizable group, with the proviso that said polymerizable group has a carbon-carbon multiple bond, and the carbon atoms forming the multiple bond are not directly bonded to the carbon atom within the —C(?O)— group in general formula (c-1); and R2 represents an organic group having a fluorine atom.
    Type: Grant
    Filed: December 2, 2011
    Date of Patent: August 6, 2013
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Daiju Shiono, Takahiro Dazai, Sanae Furuya, Tomoyuki Hirano, Takayoshi Mori
  • Patent number: 8487056
    Abstract: A positive resist composition including a base component (A) which exhibits increased solubility in an alkali developing solution under action of acid and an acid-generator component (B) which generates acid upon exposure, the base component (A) including a polymeric compound (A1) containing a structural unit (a0) represented by general formula (a0-1), a structural unit (a1) derived from an acrylate ester containing an acid dissociable, dissolution inhibiting group, and a structural unit (a3) derived from an acrylate ester containing a hydroxy group-containing aliphatic hydrocarbon group represented by general formula (a3-1), and the amount of the structural unit (a3) based on the combined total of all structural units constituting the polymeric compound (A1) being in the range of 1 to 30 mol %.
    Type: Grant
    Filed: July 2, 2012
    Date of Patent: July 16, 2013
    Assignee: Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Tasuku Matsumiya, Daiju Shiono, Tomoyuki Hirano, Takahiro Dazai, Kotaro Endo