Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D373636 | Root canal handpiece | — | 1996-09-10 |
| 5507351 | Cleaner for tined wheels | — | 1996-04-16 |
| 5497717 | Furrow closing device | — | 1996-03-12 |
| D353200 | Dental clamp | — | 1994-12-06 |
| 5322856 | Fortified glutaraldehyde chemical sterilant/disinfectant | — | 1994-06-21 |
| 5284875 | Fortified quarternary ammonium compound with dual synergistic phenols | — | 1994-02-08 |
| 5252606 | Fortified glutaraldehyde disinfectant | — | 1993-10-12 |
| 5026284 | Apex root canal file | — | 1991-06-25 |
| 4983635 | Fortified quaternary ammonium compound with dual synergistic phenols | — | 1991-01-08 |
| 4859183 | Root canal instrument handle | — | 1989-08-22 |
| 4846685 | Perforated dental post system | — | 1989-07-11 |
| 4785890 | Ground-driven rotary row cleaner | — | 1988-11-22 |
| 4731019 | Diamond coated scaler dental instrument for ultrasonic operation | — | 1988-03-15 |
| 4684346 | Endodontic access bur with extended diamond coat and method for using | — | 1987-08-04 |
| 4661061 | Four sided root canal rasp for root canal preparation | — | 1987-04-28 |
| 4654374 | Chemical disinfectant and sterilant | — | 1987-03-31 |
| 4552531 | Gauged root canal condenser spreader | — | 1985-11-12 |
| 4518684 | Rapid X-ray developing system | — | 1985-05-21 |
| 4469614 | Chemical disinfectant and sterilant composition comprising acidic glutaraldehyde | — | 1984-09-04 |
| 4392827 | Self-contained root canal heated condenser dental instrument | — | 1983-07-12 |
| 4330278 | Endodontic flow-through ultrasonic instrument holder device | — | 1982-05-18 |
| 4295827 | Endodontic flow through ultrasonic instrument holder attachment | James P. Norris | 1981-10-20 |
| 4190958 | Endodontic drill-file | James P. Norris | 1980-03-04 |