Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5377827 | Media disk storage container with printed paperboard sheets | Richard Roth, William Plumb | 1995-01-03 |
| 5284242 | Folding paperboard package | Richard Roth | 1994-02-08 |
| D326017 | Travel razor set | Gary D. J. Orosy, Frederick B. Hadtke | 1992-05-12 |
| 5025928 | Travel case | Gary D. J. Orosy, Frederick B. Hadtke | 1991-06-25 |
| 5015114 | Modular loose leaf binder system and a binder ring used therein | — | 1991-05-14 |
| 4796464 | Electronic oil pressure sensor device | — | 1989-01-10 |
| 4744335 | Servo type cooling system control | — | 1988-05-17 |
| 4744336 | Servo type cooling system valve | — | 1988-05-17 |
| D268592 | Folding transparency viewer | Richard M. Joffe | 1983-04-12 |
| D268590 | Tabletop slide viewer | Martin Thaler | 1983-04-12 |
| D268591 | Transparency viewer | Richard M. Joffe | 1983-04-12 |
| D268589 | Slide viewer | Martin Thaler | 1983-04-12 |
| D266931 | Compact viewer | Richard Penney, Richard M. Joffe | 1982-11-16 |
| D264344 | Hand held transparency projector | Martin Thaler, Martin D. H. Clarke | 1982-05-11 |
| D254259 | Combined motion picture viewer and film cartridge therefor | Richard Penney | 1980-02-19 |