Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D289912 | Golf putter head | — | 1987-05-19 |
| 4521018 | Golf ball position marker | — | 1985-06-04 |
| 4453717 | Putting practice device | Karsten Solheim | 1984-06-12 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D289912 | Golf putter head | — | 1987-05-19 |
| 4521018 | Golf ball position marker | — | 1985-06-04 |
| 4453717 | Putting practice device | Karsten Solheim | 1984-06-12 |