Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798434 | Optical polarization regulator having a wave-guide structure | Hans Dammann, Elke B. Pross, Gert Rabe, Wolfgang F. M. Tolksdorf | 1989-01-17 |
MZ
Manfred Zinke
Overall (1989): #77,844 of 140,708Top 60%
1
Patents 1989