Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5401496 | Oral anti-halitosis preparations | Pablo Wechsler Blecher, Alejandro Blasco Canfran, Michel Dachs Pujadas | 1995-03-28 |
| 4930920 | Combined material applicator and gingival tissue retractor for making dental impressions | David Feder | 1990-06-05 |
| 4701128 | Handheld grinding device for crown preparation | Ervin Weiss | 1987-10-20 |
| 4699423 | Chair system particularly useful for a dental office | Barry Marshak | 1987-10-13 |