Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689431 | Golf course yardage and information system | John Coffee, Douglas L. Lecker, Tuan Pham, Kirk Bingeman | 1997-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689431 | Golf course yardage and information system | John Coffee, Douglas L. Lecker, Tuan Pham, Kirk Bingeman | 1997-11-18 |