Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7497515 | Ergonomic chair | Benjamin D. Cowan | 2009-03-03 |
| 6852055 | Continuously variable power split transmission (CVPST) system for use in a hybrid vehicle | — | 2005-02-08 |
| 6230836 | Aerodynamic automobile | Ben Cowan | 2001-05-15 |
| 5577802 | Adjustable chair | Benjamin D. Cowan | 1996-11-26 |
| 5048893 | Ergonomic chair | Benjamin D. Cowan, Christopher J. Scrase, Bernard Shalinsky | 1991-09-17 |
| 4727794 | Radial engine | — | 1988-03-01 |