Patents by Inventor Robert A. Bottema

Robert A. Bottema 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).

  • Golf putter head
    Patent number: D394887
    Type: Grant
    Filed: January 29, 1997
    Date of Patent: June 2, 1998
    Assignee: Tommy Armour Golf Company
    Inventor: Robert A. Bottema
  • Golf putter head
    Patent number: D394888
    Type: Grant
    Filed: January 27, 1997
    Date of Patent: June 2, 1998
    Assignee: Tommy Armour Golf Company
    Inventor: Robert A. Bottema
  • Golf putter head
    Patent number: D396080
    Type: Grant
    Filed: January 27, 1997
    Date of Patent: July 14, 1998
    Assignee: Tommy Armour Golf Company
    Inventor: Robert A. Bottema
  • Putter face design nubbins
    Patent number: D411275
    Type: Grant
    Filed: April 20, 1998
    Date of Patent: June 22, 1999
    Assignee: Taylor Made Golf Company, Inc.
    Inventors: Robert A. Bottema, Joseph H. Hoffman
  • Golf putter face design
    Patent number: D415809
    Type: Grant
    Filed: November 18, 1998
    Date of Patent: October 26, 1999
    Assignee: Taylor Made Golf Company, Inc.
    Inventors: Robert A. Bottema, Sandy Suchor, Joseph H. Hoffman, Philippe Besnard