Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833259 | Light screening agents | Christian Fizet, Horst Pauling | 1989-05-23 |
GE
Gustav Erlemann
Overall (1989): #109,620 of 140,708Top 80%
1
Patents 1989