Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800838 | Frame fixture for camouflage painting | Yen-Ching Chu, Max J. Soldenwagner | 1989-01-31 |
| 4685214 | Protective guard unit for metal working tool | Charles W. Shearon, Ronald J. Billett | 1987-08-11 |