Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6564428 | Compound hinge | John E. Richard, Craig E. Schinzel, Wallace H. Polzin, William J. Nepsha, Marvin J. Thibodeau | 2003-05-20 |
| 5481889 | Mechanical latch system | John E. Richard, David B. Wightman, Steven J. Hammond, Joseph D. Ricke | 1996-01-09 |