Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834264 | Method and apparatus for voice dictation and document production | Mark Lucas, Steven Bennington | 2004-12-21 |
| 4854770 | Method and apparatus for removal of surface material | Ryszard J. Puchala | 1989-08-08 |
| 4640644 | Method and apparatus for removal of surface material | Ryszard J. Puchala | 1987-02-03 |