Patents by Inventor Kohzo Haino

Kohzo Haino 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).

  • Heat sensitive recording material containing decolorizing agent
    Patent number: 3984605
    Abstract: In a heat sensitive recording material comprising a support having a heat sensitive layer or layers thereon which comprise colorless or palely colored chromogenic substance and phenolic substance capable, upon heating, of causing color formation of said chromogenic substance, at least one organic amine derivatives are contained as a decolorizing agent in said heat sensitive layer or another layer adjacent to said heat sensitive layer. Using this recording material, two colors which are clearly distinguishable can be obtained.
    Type: Grant
    Filed: June 23, 1975
    Date of Patent: October 5, 1976
    Assignee: Mitsubishi Paper Mills, Ltd.
    Inventors: Isao Kohmura, Kiyoshi Futaki, Kohzo Haino