Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5749727 | Transducer activated subgingival tool tip | Huy Dao, George H. Warrin, Harvey B. Foulkes, Edward W. Lee | 1998-05-12 |
| 5567153 | Transducer activated tool tip | Harvey B. Foulkes, George E. Warrin, Huy Dao | 1996-10-22 |
| 5531597 | Transducer activated tool tip | Harvey B. Foulkes, George E. Warrin, Huy Dao | 1996-07-02 |
| 5419703 | Method of subgingival scaling and lavage | George E. Warrin | 1995-05-30 |
| 5125837 | Apparatus and method for therapeutic lavage and scaling of teeth | George E. Warrin | 1992-06-30 |
| 4820152 | Single multi-function handpiece for dental instruments | George E. Warrin, Richard H. Paschke, Teodor E. Constantinescu, Robert W. McGill | 1989-04-11 |
| 4492574 | Ultrasonic endodontic dental apparatus | George E. Warrin | 1985-01-08 |
| RE30536 | Ultrasonic device and method | — | 1981-03-03 |