Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6142777 | Disposable dental mirror | Ronald B. Wasserman, Kenneth Berk, Fredrick M. Berk, Donald Berk | 2000-11-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6142777 | Disposable dental mirror | Ronald B. Wasserman, Kenneth Berk, Fredrick M. Berk, Donald Berk | 2000-11-07 |