Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5092600 | Indoor-outdoor golf course | Thomas Ruth, Donald D. Nissen | 1992-03-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5092600 | Indoor-outdoor golf course | Thomas Ruth, Donald D. Nissen | 1992-03-03 |