Patents Assigned to Nippon Pet Food Company, Ltd.
  • 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