Patents by Inventor Mitsuhide Matsubara

Mitsuhide Matsubara 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).

  • Method for producing a heterocyclic nitrile
    Patent number: 6437122
    Abstract: A method for producing a heterocyclic nitrile in high yield by a gas-phase catalytic reaction of a heterocyclic carboxylic acid or an ester thereof with ammonia in the presence of a catalyst comprising an oxide of at least one element selected from copper and zinc, and an effective method for producing a heterocyclic aldehyde, using the heterocyclic nitrile thus obtained as a starting material, are provided.
    Type: Grant
    Filed: December 14, 2000
    Date of Patent: August 20, 2002
    Assignee: Koei Chemical Company, Limited
    Inventors: Takayuki Shoji, Mitsuhide Matsubara, Manabu Kimura, Yasuhiro Shiomi
  • Method for producing a heterocyclic nitrile
    Publication number: 20010012892
    Abstract: A method for producing a heterocyclic nitrile in high yield by a gas-phase catalytic reaction of a heterocyclic carboxylic acid or an ester thereof with ammonia in the presence of a catalyst comprising an oxide of at least one element selected from copper and zinc, and an effective method for producing a heterocyclic aldehyde, using the heterocyclic nitrile thus obtained as a starting material, are provided.
    Type: Application
    Filed: December 14, 2000
    Publication date: August 9, 2001
    Inventors: Takayuki Shoji, Mitsuhide Matsubara, Manabu Kimura, Yasuhiro Shiomi