Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10551189 | Gyroscopic balance unit and precessional propulsion method | Don M. Kartchner | 2020-02-04 |
| 4700526 | Roofing shingle separating and laying machine | — | 1987-10-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10551189 | Gyroscopic balance unit and precessional propulsion method | Don M. Kartchner | 2020-02-04 |
| 4700526 | Roofing shingle separating and laying machine | — | 1987-10-20 |