Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6567079 | Portable computer system with ergonomic input device | Daniel P. Siewiorek, John M. Stivoric, Drew Anderson, Randall W. Casciola | 2003-05-20 |
| 5959611 | Portable computer system with ergonomic input device | John M. Stivoric, Daniel P. Siewiorek, Drew Anderson | 1999-09-28 |