Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691639 | Proximity sensor circuit with frequency changing capability | Nick A. Demma, Dragutin Milosevic, Joseph J. Simonelic | 1997-11-25 |
| 5642455 | Magnetic optical fiber skein | Sam DiVita, James Cheng Lee | 1997-06-24 |
| 5620753 | Method of forming an optical fiber | Sam DiVita, James Cheng Lee | 1997-04-15 |