Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5860875 | Dual shaft putter | Michael T. McKoon | 1999-01-19 |
| 5553858 | Golf putter | Michael T. McKoon | 1996-09-10 |
| D349143 | Golf putter | Michael T. McKoon | 1994-07-26 |
| 5308073 | Golf putter | Michael T. McKoon | 1994-05-03 |