Patents by Inventor Clark E. Collins

Clark E. Collins 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).

  • Putter golf club with rearwardly positioned shaft
    Patent number: 6203446
    Abstract: A golf putter is provided having a head and shaft. The shaft enters the head at a point at least about 70% of the length of the putter away from the front face. The shaft is angled about 10° to about 20° toward the front face of the head and angled about 10° to about 20° toward a user grasping the shaft.
    Type: Grant
    Filed: March 13, 1998
    Date of Patent: March 20, 2001
    Inventor: Clark E. Collins
  • Putter golf club with rearwardly positioned shaft
    Patent number: 5785608
    Abstract: A golf putter is provided having a head and shaft. The shaft enters the head at a point at least about 70% of the length of the putter away from the front face. The shaft is angled about 10.degree. to about 20.degree. toward the front face of the head and angled about 10.degree. to about 20.degree. toward a user grasping the shaft.
    Type: Grant
    Filed: October 24, 1996
    Date of Patent: July 28, 1998
    Inventor: Clark E. Collins
  • Putter golf club
    Patent number: 5544879
    Abstract: A golf putter is provided having a head and shaft. The head is provided with spaced-apart weights which extend at least about 35% of the maximum distance between the front face and back edge of the head. The shaft enters the head at a point at least about 65% of the length of the putter away from the front face. The shaft is angled toward the front face of the head and toward a user grasping the shaft.
    Type: Grant
    Filed: June 9, 1995
    Date of Patent: August 13, 1996
    Inventor: Clark E. Collins
  • Golf putter head
    Patent number: D401991
    Type: Grant
    Filed: July 22, 1997
    Date of Patent: December 1, 1998
    Assignee: Perfect Putter Company
    Inventor: Clark E. Collins