Patents by Inventor Shuzo Satoi

Shuzo Satoi 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).

  • Antibiotic acmimycin and its production
    Patent number: 4517296
    Abstract: Antibiotic acmimycin of the formula ##STR1## is active against Gram positive and Gram negative bacteria. It is produced by culturing the microorganism Streptomyces sp. AC4559 FERM P-6445, and isolating the above compound from the cultured medium.
    Type: Grant
    Filed: September 9, 1983
    Date of Patent: May 14, 1985
    Assignee: Toyo Jozo Kabushiki Kaisha
    Inventors: Hideo Sakakibara, Masashi Awata, Shuzo Satoi, Naoki Mutoh, Masaki Takada, Mitsuo Hayashi
  • Aminoglycoside antibiotic saccharocins
    Patent number: 4482707
    Abstract: Antibiotic saccharocins of the formula ##STR1## wherein R is hydrogen (saccharocin) or hydroxyl (3'-oxysaccharocin) are produced by culturing a microorganism belonging to the genus Saccharopolyspora, for example Saccharopolyspora sp. AC 3440 FERM-P No. 6238, in a conventional nutrient medium, and separating the thus-produced saccharocins from the cultured medium. The noval saccharocins exhibit anti-bacterial activity against Gram negative bacteria.
    Type: Grant
    Filed: December 8, 1982
    Date of Patent: November 13, 1984
    Assignee: Toyo Jozo Kabushiki Kaisha
    Inventors: Hideo Sakakibara, Shuzo Satoi, Masashi Awata, Hitoshi Sagai, Mitsuo Hayashi, Naoki Muto, Masaki Takada
  • Aminoglycoside antibiotic G-367-2
    Patent number: 4349667
    Abstract: Aminoglycoside antibiotic G-367-2 believed to have the formula ##STR1## is produced by culturing Dactylosporangium thailandense G-367 FERM-P No. 4840 in a nutrient medium and separating the produced antibiotic therefrom. It has strong antibacterial effect against Gram negative bacteria.
    Type: Grant
    Filed: July 9, 1980
    Date of Patent: September 14, 1982
    Assignee: Toyo Jozo Kabushiki Kaisha
    Inventors: Tadashiro Fujii, Shuzo Satoi, Naoki Muto, Mitsuo Hayashi, Akira Kodama, Masaru Otani
  • Aminoglycoside antibiotic G-367-1 and method for the production thereof
    Patent number: 4297486
    Abstract: Aminoglycoside antibiotic G-367-1 believed to have the formulae ##STR1## is produced by culturing Dactylosporangium thailandense G-367 FERM-P No. 4840 in a nutrient medium and separating the produced antibiotic therefrom. It has strong antibacterial effect against Gram negative bacteria.
    Type: Grant
    Filed: April 3, 1980
    Date of Patent: October 27, 1981
    Assignee: Toyo Jozo Kabushiki Kaisha
    Inventors: Tadashiro Fujii, Shuzo Satoi, Naoki Muto, Mitsuo Hayashi, Akira Kodama, Masaru Otani
  • Novel macrolide antibiotics and preparation thereof
    Patent number: 4291021
    Abstract: A novel microorganism species belonging to the genus Micromonospora, i.e. Micromonospora sp. A 11725 is found to be capable of producing novel macrolide antibiotics A 11725 I, A 11725 II and A 11725 III. Novel antibiotics A 11725 Ia and A 11725 IIa are also found to be derived by chemical modification of the antibiotics A 11725 I and A 11725 II, respectively. All of these antibiotics or salts thereof exhibit excellent antibacterial and anti-mycoplasmal activities against various microorganisms such as Staphylococcus or Mycoplasma, and therefore useful for various purposes including medicaments.
    Type: Grant
    Filed: May 10, 1979
    Date of Patent: September 22, 1981
    Assignee: Toyo Jozo Company, Ltd.
    Inventors: Masaru Otani, Shuzo Satoi, Naoki Muto, Tetsu Saito, Tadashiro Fujii, Seiji Katsumata, Mitsuo Hayashi, Masaru Ono
  • Amino sugar compound
    Patent number: 4254256
    Abstract: An amino sugar compound represented by the general formula: ##STR1## (wherein m is an integer of 0 to 8, n is an integer of 1 to 8 and m+n is an integer of 1 to 8) has strong glycosidase inhibiting action and is produced by culturing an amino sugar compound producing microorganisms belonging to Streptomyces.
    Type: Grant
    Filed: December 12, 1978
    Date of Patent: March 3, 1981
    Assignee: Toyo Jozo company, Ltd.
    Inventors: Masaru Otani, Tetsu Saito, Shuzo Satoi, Junzo Mizoguchi, Naoki Muto
  • Antibiotic aculeacin-A.alpha., -A.gamma., -D.alpha. and -D.gamma. and methods for their production
    Patent number: 4212858
    Abstract: Antibiotics aculeacin-A.alpha., -A.gamma., -D.alpha. and -D.gamma. are active against yeasts and fungi. They are produced by culturing the microorganism Aspergillus aculeatus NRRL 11270 in a nutrient medium containing assimilable carbon and nitrogen sources.
    Type: Grant
    Filed: April 19, 1978
    Date of Patent: July 15, 1980
    Assignee: Toyo Jozo Kabushiki Kaisha
    Inventors: Masaru Otani, Shuzo Satoi, Masaki Takada
  • Antibiotic aculeacins
    Patent number: 3978210
    Abstract: A family of antibiotics active against pathogenic yeasts and fungi comprises aculeacin-A, -B, -C, -D, -E, -F, and -G. These are produced from cultured broth of Aspergillus aculeatus FERM-P 2324.
    Type: Grant
    Filed: March 6, 1975
    Date of Patent: August 31, 1976
    Assignee: Toyo Jozo Kabushiki Kaisha
    Inventors: Kimio Mizuno, Tetsuo Matsuda, Katsumi Asano, Akira Yagi, Masaki Takada, Tetsu Saito, Minoru Toriya, Shuzo Satoi, Kazuo Matsuura