Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815889 | High-pressure gas discharge lamp | Michael Haacke, Pieter Postma, Paul Hellwig, Juergen Schoeneich | 2004-11-09 |
RM
Ralf Muckel
Overall (2004): #134,107 of 270,089Top 50%
1
Patents 2004