Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4748845 | Tire pressure gauge | David R. Ripley | 1988-06-07 |
| 4704901 | Tire pressure gauge | David R. Ripley | 1987-11-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4748845 | Tire pressure gauge | David R. Ripley | 1988-06-07 |
| 4704901 | Tire pressure gauge | David R. Ripley | 1987-11-10 |