Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4643197 | Suction collection and drainage apparatus | Franklin R. Greene, Arthur Zimmet, Edward A. Petix | 1987-02-17 |
| 4640273 | Mouth guard for use with a diagnostic instrument | Franklin R. Greene, Howard Stern | 1987-02-03 |