Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818653 | Electrophotographic recording material with mopomeril alleptor additive | Michael Drexler, Juergen Fuerderer | 1989-04-04 |
WW
Wolfgang Wiedemann
Overall (1989): #42,389 of 140,708Top 35%
1
Patents 1989