Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5498197 | Hand-held blast cleaning machine | Jerry W. Roberts, James E. Riley, Richard L. Goswick | 1996-03-12 |
| 4700909 | Tape deck having improved tape path | Marold H. Lohrenz, Joel O. Thies | 1987-10-20 |