Patents by Inventor Tetsuhiko Tominaga

Tetsuhiko Tominaga 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).

  • Method for chemically peeling fruits and vegetables
    Patent number: 4220670
    Abstract: Fruits and vegetables can be chemically peeled by dipping them in an alkali aqueous solution containing fatty acids having 10 to 18 carbon atoms.
    Type: Grant
    Filed: May 3, 1979
    Date of Patent: September 2, 1980
    Assignees: Toyo Seikan Kaisha, Ltd., Kao Soap Co., Ltd.
    Inventors: Zenichi Mohri, Tetsuhiko Tominaga, Junichi Tamura, Shigeru Otsuka
  • Composition for chemically peeling fruits and vegetables
    Patent number: 4161459
    Abstract: Fruits or vegetables are peeled by immersing a fruit or vegetable in an aqueous solution of an alkali to which is added (a) at least one member selected from polyoxyethylene sorbitan fatty acid esters and sucrose fatty acid esters having an HLB value higher than 9 and (b) at least one member selected from glycerin fatty acid esters, sorbitan fatty acid esters, propylene glycol fatty acid esters and sucrose fatty acid esters having an HLB not higher than 9.
    Type: Grant
    Filed: September 11, 1978
    Date of Patent: July 17, 1979
    Assignees: Toyo Seikan Kaisha, Ltd., Kao Soap Co., Ltd.
    Inventors: Shigeru Otsuka, Zenichi Mori, Tetsuhiko Tominaga, Junichi Tamura, Yoshio Shimoda, Takashi Takeuchi, Masakazu Oku, Kan Mori
  • Method for chemically peeling fruits and vegetables
    Patent number: 4130668
    Abstract: Fruits or vegetables are peeled by immersing a fruit or vegetable in an aqueous solution of an alkali to which is added (a) at least one member selected from polyoxyethylene sorbitan fatty acid esters and sucrose fatty acid esters having an HLB value higher than 9 and (b) at least one member selected from glycerin fatty acid esters, sorbitan fatty acid esters, propylene glycol fatty acid esters and sucrose fatty acid esters having an HLB not higher than 9.
    Type: Grant
    Filed: August 8, 1977
    Date of Patent: December 19, 1978
    Assignees: Kao Soap Co., Ltd., Toyo Seikan Kaisha, Ltd.
    Inventors: Shigeru Otsuka, Zenichi Mori, Tetsuhiko Tominaga, Junichi Tamura, Yoshio Shimoda, Takashi Takeuchi, Masakazu Oku, Kan Mori