Patents by Inventor Shinji Miyadoh

Shinji Miyadoh 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).

  • Enterobacter cloacae ferm BP1529 having plant growth acceleratory activity
    Patent number: 5360737
    Abstract: A microorganism belonging to the genus Enterobacter and having a plant growth acceleratory activity, particularly Enterobacter cloacae, and a method for cultivating crops using the microorganism or polysaccharides produced therefrom are disclosed.
    Type: Grant
    Filed: September 2, 1993
    Date of Patent: November 1, 1994
    Assignee: Meiji Seika Kaisha, Ltd.
    Inventors: Takafumi Ishii, Takashi Adachi, Toshio Yasumura, Shinji Miyadoh, Hidemasa Hidaka
  • Process for producing 3-deacylated derivative of 16-membered macrolide antibiotic
    Patent number: 5219736
    Abstract: A method of producing a 3-deacylated derivative of a 16-membered macrolide antibiotic using a microorganism belonging to the genus Phialophora or Preussia which comprises incubating said microorganism with a 16-membered macrolide antibiotic in a medium containing nutritional sources commonly used for incubating microorganisms, isolating a 3-deacylated derivative from the incubation medium, a microorganism to be used for the above method and a novel macrolide antibiotic.
    Type: Grant
    Filed: August 5, 1992
    Date of Patent: June 15, 1993
    Assignee: Meiji Seika Kaisha Ltd.
    Inventors: Akira Shimizu, Shuichi Gomi, Keiichi Ajito, Takashi Yaguchi, Eriko Tanaka, Osamu Hara, Shinji Miyadoh
  • Strain Ophiobolus vermisporus FERM BP-1636
    Patent number: 5219754
    Abstract: This disclosure describes a novel antibiotic designated Vermisporin produced in a microbiological fermentation using, for example, a new strain of Ophiobolus Vermisporus L-8. This novel antibiotic is an active antibacterial, especially anti-anaerobic bacterial agent.
    Type: Grant
    Filed: July 3, 1989
    Date of Patent: June 15, 1993
    Assignees: Mitsubishi Kasei Corporation, Meiji Seika Kaisha, Limited
    Inventors: Takashi Mikawa, Noriko Takahashi, Haruyuki Ohkishi, Yoshikazu Sato, Shinji Miyadoh, Masaji Sezaki
  • PF 1022 substance, method of treating helminthic parasitic infection and anthelmintic composition
    Patent number: 5116815
    Abstract: A novel substance having anthelmintic activity, the PF 1022 substance, which is produced by cultivating a fungal strain capable of producing the substance and recovering the substance from the culture.
    Type: Grant
    Filed: February 6, 1990
    Date of Patent: May 26, 1992
    Assignee: Meiji Seika Kaisha Ltd.
    Inventors: Masayuki Takagi, Tadaaki Okada, Naotoshi Akai, Takashi Yaguchi, Shinji Miyadoh, Takashi Shomura, Toru Sasaki, Masaji Sezaki, Takao Shimizu, Masashi Niida
  • Compound having insecticidal activity and insecticide composition containing the same
    Patent number: 5026547
    Abstract: A novel compound having an intense insecticidal activity and a process for producing the same which comprises culturing a strain belonging to the genus Humicola and isolating the compound from the culture.
    Type: Grant
    Filed: November 9, 1989
    Date of Patent: June 25, 1991
    Assignee: Meiji Seika Kaisha, Ltd.
    Inventors: Kei-ichi Imamura, Shuichi Gomi, Michiaki Iwata, Shinji Miyadoh, Masaru Shimura, Takashi Shomura, Masaji Sezaki, Shigeharu Inoye
  • Novel antibiotic vermisporin, process for the production thereof and pharmaceutical composition comprising it as an active antibacterial agent
    Patent number: 4933180
    Abstract: This disclosure describes a novel antibiotic designated Vermisporin produced in a microbiological fermentation using, for example, a new strain of Ophiobolus Vermisporus L-8. This novel antibiotic is an active antibacterial, especially anti-anaerobic bacterial agent.
    Type: Grant
    Filed: February 2, 1988
    Date of Patent: June 12, 1990
    Assignees: Mitsubishi Kasei Corporation, Meiji Seika Kaisha, Limited
    Inventors: Takashi Mikawa, Noriko Takahashi, Haruyuki Ohkishi, Yoshikazu Sato, Shinji Miyadoh, Masaji Sezaki
  • Novel antibiotic BN-235 substance, and process for the production thereof
    Patent number: 4298599
    Abstract: A novel antibiotic BN-235 substance and a process for making it are described, wherein the hydrochloride thereof has the following properties:Elemental analysis values:carbon 55.44%hydrogen 6.41%nitrogen 9.02%chlorine 12.01%oxygen 17.12% (balance)Molecular weight: about 520 (by the vapor pressure method)Melting point: 230.degree. to 232.degree. C. (decomp.)Ultraviolet absorption spectrum: shown in FIG. 1Infrared absorption spectrum: shown in FIG. 2Color reactions:Positive: ninhydrin and LemieuxNegative: Sakaguchi and ferric chlorideColor and form: yellow powderSolubility: soluble in methanol, ethanol, acetone and water, and insoluble in ether, n-hexane and petroleum etherStability: stable at a pH of 2 to 6Rf values in thin-layer chromatography (silica gel):chloroform-methanol (4:1) 0.73n-butanol-acetic acid-water (2:1:1) 0.64Distinction among acidity, neutrality and basicity:basic.
    Type: Grant
    Filed: September 12, 1980
    Date of Patent: November 3, 1981
    Assignee: Meiji Seika Kaisha, Ltd.
    Inventors: Shoichi Amano, Shinji Miyadoh, Saeko Takahashi, Norio Ezaki, Tomizo Niwa, Yujiro Yamada
  • Novel antibiotic, BN-183B substance
    Patent number: 4283389
    Abstract: A novel antibiotic designated BN-183B substance is disclosed which is produced by cultivating a strain of the genus Pseudomonas. The antibiotic has a strong action against Gram-positive and Gram-negative bacteria.
    Type: Grant
    Filed: December 19, 1979
    Date of Patent: August 11, 1981
    Assignee: Meiji Seika Kaisha Ltd.
    Inventors: Norio Ezaki, Shinji Miyadoh, Yasuaki Ogawa, Takashi Hisamatsu, Harumi Fukuyashu, Yujiro Yamada
  • Novel antibiotic BN-213 substance and its production
    Patent number: 4235883
    Abstract: A BN-213 substance-producing strain of the genus Pseudomonas is cultivated to produce BN-213 substance in a culture medium. The BN-213 substance is isolated from the culture medium and purified, and proved to be a novel antibiotic.
    Type: Grant
    Filed: October 12, 1978
    Date of Patent: November 25, 1980
    Assignee: Meiji Seika Kaisha Limited
    Inventors: Jiro Itoh, Shinji Miyadoh, Mitsugu Itoh, Norio Ezaki, Tomizo Niwa, Yujiro Yamada
  • Antibiotic BN-200 substance and process for production thereof
    Patent number: 4169889
    Abstract: An antibiotic BN-200 substance produced by cultivating a BN-200 substance strain of the genus Erwinia and a process for producing the BN-200 substance.
    Type: Grant
    Filed: October 4, 1978
    Date of Patent: October 2, 1979
    Assignee: Meiji Seika Kaisha, Ltd.
    Inventors: Shoichi Amano, Shinji Miyadoh, Mitsugu Itoh, Norio Ezaki, Eiichi Akita, Yujiro Yamada