Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9055438 | Exchanging data based upon device proximity and credentials | Eric Liu, Manjimath Chatterjee, Dustin C. Rosing | 2015-06-09 |
| 5861899 | Wide-swath printer/plotter using multiple printheads | Michael A. Nguyen, Lowell J. Stewart, Daniel S. Kline, Chuong C. Ta, Robert D. Haselby | 1999-01-19 |
| 5488397 | Wide-swath printer/plotter using multiple printheads | Michael A. Nguyen, Lowell J. Stewart, Daniel S. Kline, Chuong C. Ta, Robert D. Haselby | 1996-01-30 |
| 5262797 | Monitoring and controlling quality of pen markings on plotting media | Thomas J. Halpenny, Josep Tarradas, Isidre Rosello Martos, Robert W. Beauchamp | 1993-11-16 |