Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4995613 | Process for manufacturing practice golf ball | — | 1991-02-26 |
| 4913442 | Horizontally-resilient golf tee mat | — | 1990-04-03 |
| 4889341 | Golf swing analyzer | — | 1989-12-26 |
| 4886275 | Golf ball | — | 1989-12-12 |
| 4746147 | Pipe joint | — | 1988-05-24 |
| 4688374 | Pipe wrapping machine | — | 1987-08-25 |
| 4596392 | Practice ball for golfers | — | 1986-06-24 |