Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5206534 | Photocell | Siegfried Birkle, Johann Kammermaier | 1993-04-27 |
| 5055421 | Method for the plasma deposition of hydrogenated, amorphous carbon using predetermined retention times of gaseous hydrocarbons | Siegfried Birkle, Johann Kammermaier, Rolf Schulte, Albrecht Winnacker | 1991-10-08 |
| 5040090 | Capacitive moisture-sensor | Siegfried Birkle, Johann Kammermaier, Albert Hammerschmidt, Hellmut Ahne | 1991-08-13 |
| 5035917 | Method of preparing layers of vinylidene fluoride polymers and vinylidene fluoride/trifluoroethylene copolymers on a substrate | Johann Kammermaier | 1991-07-30 |
| 4729906 | Method for producing glow polymerisate layers | Wolfgang Kleeberg, Johann Kammermaier, Rolf Schulte | 1988-03-08 |