Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8341219 | Sharing data based on tagging | — | 2012-12-25 |
| 7819095 | Electronic valve system | — | 2010-10-26 |
| 5733010 | Releasable arm for dental patient chair | John Lewis | 1998-03-31 |
| 5725374 | Coupler with check valve for a dental ejector hose | — | 1998-03-10 |
| 5704785 | Saliva ejector tip | — | 1998-01-06 |
| 5667381 | Telescopic arm assembly for the support of dental tools | — | 1997-09-16 |
| 5467951 | Baseplate configuration | — | 1995-11-21 |
| D361438 | Dental patient chair | John W. Spencer, Jr., Richard W. Hanson, John Lewis | 1995-08-22 |
| 5334018 | Dental control unit with removable cover | — | 1994-08-02 |
| 5322439 | Dental control unit with removable handle | — | 1994-06-21 |
| 5234338 | Autoclavable head and handle for dental syringe | — | 1993-08-10 |
| 5199871 | Actuator for a control valve of a dental syringe | — | 1993-04-06 |
| 5125835 | Dental syringe with finger actuated tip retainer assembly | — | 1992-06-30 |