Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5304938 | Method and apparatus for providing a lower frequency signal with reference to a higher frequency signal | Paul C. Gregory, Oskar Leuthold | 1994-04-19 |
| 4847721 | Safety device for a tool powered by an electric motor | Michael Nothofer, Malcolm J. Bishop | 1989-07-11 |