Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D775947 | Paper food tray | Paul Epstein | 2017-01-10 |
| 5188275 | Friction bonding clamp for a rotor blade | — | 1993-02-23 |
| 5035411 | Friction bonding apparatus | Bryan L. Benn, Walter H. Stoll | 1991-07-30 |
| 4858815 | Friction welder mechanism | Derek A. Roberts | 1989-08-22 |
| 4768725 | Apparatus for winding a filament onto a former, having guide structure for reducing filament bending | Timothy Peter Roberts, Derek Foster | 1988-09-06 |
| 4463894 | Method and mold for making an improved egg carton | — | 1984-08-07 |
| 4446088 | Method and mold for making an improved egg carton | — | 1984-05-01 |