Patents by Inventor Goro Kuwamura

Goro Kuwamura 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).

  • Polyurethane resin
    Patent number: 8722752
    Abstract: Disclosed is a polyurethane resin which is obtained by a reaction between a polyisocyanate component, which contains 1,4-bis(isocyanatomethyl)cyclohexane including not less than 80% by mole of trans isomers, and an active hydrogen compound component.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: May 13, 2014
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Goro Kuwamura, Toshihiko Nakagawa, Daisuke Hasegawa, Satoshi Yamasaki
  • POLYURETHANE RESIN
    Publication number: 20130324631
    Abstract: Disclosed is a polyurethane resin which is obtained by a reaction between a polyisocyanate component, which contains 1,4-bis(isocyanatomethyl)cyclohexane including not less than 80% by mole of trans isomers, and an active hydrogen compound component.
    Type: Application
    Filed: August 13, 2013
    Publication date: December 5, 2013
    Inventors: Goro KUWAMURA, Toshihiko Nakagawa, Daisuke Hasegawa, Satoshi Yamasaki
  • METHOD FOR PRODUCING 1,5-PENTAMETHYLENEDIAMINE, 1,5-PENTAMETHYLENEDIAMINE, 1,5-PENTAMETHYLENE DIISOCYANATE, METHOD FOR PRODUCING 1,5-PENTAMETHYLENE DIISOCYANATE, POLYISOCYANATE COMPOSITION, AND POLYURETHANE RESIN
    Publication number: 20130079486
    Abstract: In a method for producing 1,5-pentamethylenediamine, a lysine decarboxylase-expressing microorganism that is subjected to a treatment is used.
    Type: Application
    Filed: February 25, 2011
    Publication date: March 28, 2013
    Inventors: Tomonori Hidesaki, Akiko Natsuji, Toshihiko Nakagawa, Goro Kuwamura, Daisuke Hasegawa, Satoshi Yamasaki, Kuniaki Sato, Hiroshi Takeuchi
  • POLYURETHANE RESIN
    Publication number: 20100216905
    Abstract: Disclosed is a polyurethane resin which is obtained by a reaction between a polyisocyanate component, which contains 1,4-bis(isocyanatomethyl)cyclohexane including not less than 80% by mole of trans isomers, and an active hydrogen compound component.
    Type: Application
    Filed: October 14, 2008
    Publication date: August 26, 2010
    Inventors: Goro Kuwamura, Toshihiko Nakagawa, Daisuke Hasegawa, Satoshi Yamasaki
  • Microcellular polyurethane elastomer, and method of producing the same
    Patent number: 6437013
    Abstract: The microcellular polyurethane elastomer of the present invention has (1) an overall density (D) of 100 kg/m3 or more but 900 kg/m3 or less, and (2) overall density (D) and compression set (CS2, unit: %) satisfying the relationship shown by the following equation (1): and CS2≦0.00008*D2−0.091*D+42   (1)  overall density (D) and cell diameter (X, unit: &mgr;m) on the skin surface satisfying the relationship shown by the following equation (2): X≦120e−0.0015D   (2).
    Type: Grant
    Filed: February 16, 2001
    Date of Patent: August 20, 2002
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Goro Kuwamura, Daisuke Nishiguchi, Satoshi Yamasaki, Takuya Chikamoto, Kazuto Usaka, Kaoru Ueno
  • Microcellular polyurethane elastomer, and method of producing the same
    Publication number: 20010031797
    Abstract: The microcellular polyurethane elastomer of the present invention has
    Type: Application
    Filed: February 16, 2001
    Publication date: October 18, 2001
    Inventors: Goro Kuwamura, Daisuke Nishiguchi, Satoshi Yamasaki, Takuya Chikamoto, Kazuto Usaka, Kaoru Ueno