Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D378391 | Golf club putter head | — | 1997-03-11 |
| D280004 | Putter head | John A. Worster, Herbert W. Lyon | 1985-08-06 |
| D274346 | Mallet style putter head | Gary Spencer | 1984-06-19 |
| D267738 | Putter head | Charles D. Rambo, Gary Spencer | 1983-01-25 |
| D260160 | Putter head | Charles D. Rambo, Gary Spencer | 1981-08-11 |