Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502939 | Electrochemical oxygen sensor, particularly for analysis of combustion cases from internal combustion engines | Gerhard Holfelder | 1985-03-05 |
| 4503505 | Method for recognizing irregular combustion processes in an internal combustion engine and apparatus for performing the method | Eckard Damson, Horst Franke, Ferdinand Grob, Winfried Moser | 1985-03-05 |
| 4488052 | Method and system to reduce low-frequency noise in semiconductor sensors | Hans-Wilhelm Zappen, Dieter Poetsch, Klaus Lehmann, Friedrich Zimmermann | 1984-12-11 |