Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308072 | Golf club counterweight apparatus | Carl Joseph Heim | 1994-05-03 |
| 4856471 | Automatic engine ignition shut-off device | — | 1989-08-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308072 | Golf club counterweight apparatus | Carl Joseph Heim | 1994-05-03 |
| 4856471 | Automatic engine ignition shut-off device | — | 1989-08-15 |