Patents by Inventor Yoshiharu Wakisaka

Yoshiharu Wakisaka 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).

  • Bacterial insecticide and production thereof
    Patent number: 4713241
    Abstract: A bacterial insecticide containing an insecticidal substance produced by a practically reversionless asporogenous mutant of Bacillus thuringiensis, especially Bacillus thuringiensis serovar. kurstaki 290-1 and the process for the production in addition to a practically reversionless asporogenous mutant of Bacillus thuringiensis, especially Bacillus thuringiensis serovar. kurstaki 290-1 and the process for the production.
    Type: Grant
    Filed: October 15, 1984
    Date of Patent: December 15, 1987
    Assignee: Shionogi & Co., Ltd.
    Inventors: Yoshiharu Wakisaka, Junko Uo, Kouichi Matsumoto, Osamu Ohodaira, Kentaro Tanaka
  • Process for producing 6-aminopenicillanic acid and 6-aminopenicillanic acid S-oxide
    Patent number: 4370414
    Abstract: A process for producing 6-aminopenicillanic acid and 6-aminopenicillanic acid S-oxide by means of enzymes produced by microbes belonging to Arthrobacter genus, especially Arthrobacter cremorum and Arthrobacter flagellum.
    Type: Grant
    Filed: October 6, 1980
    Date of Patent: January 25, 1983
    Assignee: Shionogi & Co., Ltd.
    Inventors: Takashi Mitsugi, Ryonosuke Muneyuki, Yoshiharu Wakisaka, Kenzo Koizumi, Eiji Kondo
  • Antibiotic 342-14-I and production thereof
    Patent number: 3969501
    Abstract: A new antibiotic, 342-14-I, bein useful as a medicament and veterinary drug for inhibiting the growth of gram-positive pathogenic microorganism, and a process for preparing the same, being characterized by cultivating a 342-14-I-producing strain of microorganism belonging to the Genus Bacillus in an aqueous nutrient medium under aerobic conditions.
    Type: Grant
    Filed: May 23, 1975
    Date of Patent: July 13, 1976
    Assignee: Shionogi & Co., Ltd.
    Inventors: Jun'ichi Shoji, Mikao Mayama, Shinzo Matsuura, Kouichi Matsumoto, Yoshiharu Wakisaka