Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4729341 | Method and apparatus for making electrophotographic devices | Erik J. Bjornard, Annette Johncock, Joachim Doehler | 1988-03-08 |
| 4566403 | Apparatus for microwave glow discharge deposition | — | 1986-01-28 |
| 4515107 | Apparatus for the manufacture of photovoltaic devices | Joachim Doehler | 1985-05-07 |