Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675677 | Lamp-to-light guide coupling arrangement for an electrodeless high intensity discharge lamp | John M. Davenport, Mark E. Duffy, Richard L. Hansler, Kenneth S. King, William J. Cassarly +3 more | 1997-10-07 |
| 5610469 | Electric lamp with ellipsoidal shroud | Rolf S. Bergman, Thomas G. Parham | 1997-03-11 |