Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5065549 | Method and apparatus for manufacturing K-files and reamers | Steven A. Bernstein, Charles N. Miller, Dane Shearer | 1991-11-19 |
| 4999952 | Method and apparatus for manufacturing K-files and reamers | Steven A. Bernstein, Charles N. Miller, Dane Shearer | 1991-03-19 |