Assignee
Inventors
- Helmut Tesch (19 patents)
- Manfred Heym (4 patents)
- Walter Doerflinger (5 patents)
- Herbert Stutz (32 patents)
- Peter Neumann (155 patents)
- Dietmar Nissen (17 patents)
- Gerhard Schaefer (20 patents)
US Patent RE32628 · Granted Mar 22, 1988