Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5340953 | Switch controller | Shawn R. Irwin | 1994-08-23 |
| D347946 | Dental chair | Carl G. Nordstrom | 1994-06-21 |
| 5320415 | Armrest assembly for a dental chair | — | 1994-06-14 |
| D343826 | Foot switch controller | Shawn R. Irwin | 1994-02-01 |