Patents by Inventor Kenichiro Tsuyuki

Kenichiro Tsuyuki 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 trehalulose and isomaltulose
    Patent number: 5336617
    Abstract: The present invention relates to a process for preparing trehalulose and isomaltulose wherein at least the trehalulose-forming enzyme system of a trehalulose-forming microorganism is contacted with a sucrose solution to convert it into trehalulose and isomaltulose in the weight ratio of at least 4:1.
    Type: Grant
    Filed: April 12, 1993
    Date of Patent: August 9, 1994
    Assignees: Mitsui Sugar Co., Ltd., Suedzucker AG Mannheim/Ochsenfurt
    Inventors: Toshiaki Sugitani, Kenichiro Tsuyuki, Yukie Miyata, Tadashi Ebashi, Hideaki Okui, Yoshikazu Nakajima, Kenzo Sawada
  • Process for preparing trehalulose and isomaltulose
    Patent number: 5229276
    Abstract: The present invention relates to a process for preparing trehalulose and isomaltulose wherein at least the trehalulose-forming enzyme system of a trehalulose-forming microorganism is contacted with a sucrose solution to convert it into trehalulose and isomaltulose in the weight ratio of at least 4:1.
    Type: Grant
    Filed: October 25, 1991
    Date of Patent: July 20, 1993
    Assignees: Mitsui Sugar Co., Ltd., Suedzucker AG Mannheim/Ochsenfurt
    Inventors: Toshiaki Sugitani, Kenichiro Tsuyuki, Yukie Miyata, Tadashi Ebashi, Hideaki Okui, Yoshikazu Nakajima, Kenzo Sawada