Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635802 | Lighting unit having electrodeless low-pressure discharge lamp with a luminescent layer | — | 1997-06-03 |
HG
Herman Gielen
Overall (1997): #143,757 of 185,788Top 80%
1
Patents 1997