Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8293441 | Pigment preparations based on dioxazines | — | 2012-10-23 |
| 4848266 | Device for treating internal surfaces of cylindrical articles | Eberhard Neubert, Hans-Michael Wardenga, Gottlieb Polzer, Juergen Lange, Frank Junker +3 more | 1989-07-18 |
| 4836130 | Device for coating metallic internal surfaces | Eberhard Neubert, Hans-Michael Wardenga, Gottlieb Polzer, Juergen Lange, Frank Junker +3 more | 1989-06-06 |
| 4809590 | Sealing arrangement for rotary vane-type motors | Johannes Naumann, Hans-Jurgen Tappert, Bernhard Klose, Bob Dietrich | 1989-03-07 |
| 4187462 | Electronic system for determining blood sedimentation rate using a continually retuned resonant circuit | Rolf Haker, Joachim Thiery | 1980-02-05 |