Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4395601 | Modular hearing aid | Wolfgang Kopke, Manfred Muller, Wolfgang Schmidt, Albert Eggert, Erwin Gahleitner | 1983-07-26 |
GR
Gerhard Raupach
Overall (All Time): #4,055,137 of 4,157,543Top 100%
1
Patents All Time