Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6202985 | Apparatus for removal of vault lids and other heavy covers | Randolph F. Miller, Jeffrey B. Johnson | 2001-03-20 |
| 4492261 | Shading system | — | 1985-01-08 |
| 4192070 | Orthodontic devices | Marc Lemchen, Carlton Klein | 1980-03-11 |