Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6795318 | Portable modular electronic system | William Haas | 2004-09-21 |
| 6756749 | Motion control system including both a stepper motor and a DC motor | William Haas, David W. Boyd | 2004-06-29 |
| 6703924 | Tactile display apparatus | William Haas | 2004-03-09 |