Issued Patents All Time
Showing 151–158 of 158 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D425066 | Stereo enhancement system | — | 2000-05-16 |
| D414935 | Case | — | 1999-10-12 |
| D413924 | Snap binder | — | 1999-09-14 |
| D412530 | Retractable, lay-flat handle for a binder | — | 1999-08-03 |
| 5899370 | Watchstrap | — | 1999-05-04 |
| 4932653 | Strength-endurance exercise apparatus | Leonard Schwartz, John Wadsworth | 1990-06-12 |
| 4565908 | Drawout switchgear apparatus with retractable shutter mechanism for terminal stabs | — | 1986-01-21 |
| 4471309 | Vacuum detector | William J. Lange, Clive W. Kimblin, John F. Perkins, Roy E. Voshall | 1984-09-11 |