Patents by Inventor Masato Satomura

Masato Satomura 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).

  • Reactive high polymer compound
    Patent number: 3931248
    Abstract: A high polymer compound containing therein the reactive group represented by the following general formula; ##SPC1##Wherein X represents O or S; Y represents a hydrogen atom or a cyano group; and R.sub.2 represents a hydrogen atom, an alkyl group having not more than 4 carbon atoms, a halogen atom or a nitro group.
    Type: Grant
    Filed: February 4, 1974
    Date of Patent: January 6, 1976
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Yukio Maekawa, Masato Satomura, Akira Umehara