Patents by Inventor Tomio Ohki

Tomio Ohki 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).

  • Pet litter
    Patent number: 4532890
    Abstract: A pet litter formed by pelletizing a mixture of a chopped paper material and a material having a high content of chlorophyll.
    Type: Grant
    Filed: March 27, 1984
    Date of Patent: August 6, 1985
    Assignee: Nippon Pet Food Company, Ltd.
    Inventors: Tomio Ohki, Toshio Yoshioka