Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5332970 | Method for measuring the impedance of an electrodeless arc discharge lamp | Michael M. Secen, Mark E. Duffy, Gerald E. Duffy | 1994-07-26 |
| 5325018 | Electrodeless fluorescent lamp shield for reduction of electromagnetic interference and dielectric losses | — | 1994-06-28 |