Patents by Inventor Ryk V. Brouwer

Ryk V. Brouwer 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: D252897
    Type: Grant
    Filed: October 28, 1977
    Date of Patent: September 18, 1979
    Assignee: Raintree Buckle and Jewelry Inc.
    Inventor: Ryk V. Brouwer
  • Patent number: D254402
    Type: Grant
    Filed: October 28, 1977
    Date of Patent: March 11, 1980
    Assignee: Raintree Buckle & Jewelry, Inc.
    Inventor: Ryk V. Brouwer
  • Patent number: D254403
    Type: Grant
    Filed: October 28, 1977
    Date of Patent: March 11, 1980
    Assignee: Raintree Buckle & Jewelry, Inc.
    Inventor: Ryk V. Brouwer
  • Patent number: D254404
    Type: Grant
    Filed: October 28, 1977
    Date of Patent: March 11, 1980
    Assignee: Raintree Buckle & Jewelry, Inc.
    Inventor: Ryk V. Brouwer
  • Patent number: D254405
    Type: Grant
    Filed: October 28, 1977
    Date of Patent: March 11, 1980
    Assignee: Raintree Buckle & Jewelry, Inc.
    Inventor: Ryk V. Brouwer
  • Patent number: D254406
    Type: Grant
    Filed: October 28, 1977
    Date of Patent: March 11, 1980
    Assignee: Raintree Buckle & Jewelry, Inc.
    Inventor: Ryk V. Brouwer
  • Patent number: D254407
    Type: Grant
    Filed: October 28, 1977
    Date of Patent: March 11, 1980
    Assignee: Raintree Buckle & Jewelry, Inc.
    Inventor: Ryk V. Brouwer
  • Patent number: D254408
    Type: Grant
    Filed: October 28, 1977
    Date of Patent: March 11, 1980
    Assignee: Raintree Buckle & Jewelry, Inc.
    Inventor: Ryk V. Brouwer