Patents by Inventor Toshibumi Sakata

Toshibumi Sakata 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).

  • Patent number: 4444858
    Abstract: A method of preparing a lithographic printing plate in which a toner image formed by electrophotographic process is transferred and fixed on a metal base lithographic printing plate having a thin insulating synthetic resin surface layer. Thereafter the synthetic resin layer on the non-image area is removed followed by removal of the toner to leave resin image areas.
    Type: Grant
    Filed: October 27, 1980
    Date of Patent: April 24, 1984
    Assignees: Fuji Chemicals Industrial Co., Ltd., Tokai University
    Inventors: Satoshi Nishibu, Yasusuke Takahashi, Gentaro Nagamatsu, Toshibumi Sakata
  • Patent number: 4078253
    Abstract: Pattern information for production of a Jacquard pattern by a knitting or a weaving machine is automatically and quickly obtained. A pattern drawn on a sheet by a designer is converted to an analog type electrical signal by a television camera, and said analog signal is converted to a digital signal according to each color of each picture element. Said digital signal is stored in a digital memory. After the edition of said digital signal in the memory, the digital signal which defines the color of each picture element is applied to a knitting or a weaving machine.
    Type: Grant
    Filed: March 4, 1975
    Date of Patent: March 7, 1978
    Assignee: Kanebo Ltd.
    Inventors: Toshihiro Kajiura, Chiaki Masaki, Masahiro Mori, Toshibumi Sakata, Haruhisa Shimoda