Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8232494 | Keyboard | — | 2012-07-31 |
| 7973255 | Keyboards | — | 2011-07-05 |
| 7723631 | Keyboards | — | 2010-05-25 |
| 6158776 | Stationery file | — | 2000-12-12 |
| 6139063 | Stationery folder | — | 2000-10-31 |
| 5462625 | Making reinforced tabbed or indexed sheets | — | 1995-10-31 |
| 4507820 | Concealable handle with a slidable pivot | — | 1985-04-02 |
| 4453850 | Support device for a binder system | — | 1984-06-12 |
| 4453851 | Securing device, the formation thereof, and a binder system | — | 1984-06-12 |
| 4304499 | Binder system, a binder system support device, and a binder cover | — | 1981-12-08 |