Patents by Inventor Kei Inumaru

Kei Inumaru 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).

  • Process for preparing a catalyst useful for producing a nitrile
    Patent number: 5422328
    Abstract: A process for preparing a catalyst useful for producing a nitrile by a gas phase catalytic oxidation reaction of an alkane with ammonia, which comprises drying a solution or slurry containing molybdenum, vanadium and tellurium by a spray drying method or a freeze-drying method and heat-treating the resulting dried product.
    Type: Grant
    Filed: December 27, 1993
    Date of Patent: June 6, 1995
    Assignee: Mitsubishi Kasei Corporation
    Inventors: Takashi Ushikubo, Itaru Sawaki, Kazunori Oshima, Kei Inumaru, Satoshi Kobayakawa, Ken-ichi Kiyono