Patents by Inventor Kosaku Morita

Kosaku Morita 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).

  • 4-hydroxy-4'-isopropoxydiphenylsulfone and its use for color-developable recording material
    Patent number: 4616239
    Abstract: 4-Hydroxy-4'-isopropoxydiphenylsulfone useful as color developer for heat-sensitive color-developable recording material.
    Type: Grant
    Filed: September 16, 1985
    Date of Patent: October 7, 1986
    Assignee: Shin Nisso Kako Co., Ltd.
    Inventors: Masakichi Yahagi, Tetsuo Igaki, Shinji Yoshinaka, Kosaku Morita, Kimiaki Kinoshita, Masashi Enokiya, Akio Kaneko, Toshiyuki Yamashita
  • 4-Hydroxy-4'-isopropoxydiphenylsulfone and its use for color-developable recording material
    Patent number: 4568766
    Abstract: 4-Hydroxy-4'-isopropoxydiphenylsulfone useful as color developer for heat-sensitive color-developable recording material.
    Type: Grant
    Filed: June 25, 1984
    Date of Patent: February 4, 1986
    Assignee: Nippon Soda Company Limited
    Inventors: Masakichi Yahagi, Tetsuo Igaki, Shinji Yoshinaka, Kosaku Morita, Kimiaki Kinoshita, Masashi Enokiya, Akio Kaneko, Toshiyuki Yamashita