Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8461855 | Device interface board with cavity back for very high frequency applications | Wolfgang Steger | 2013-06-11 |
| 6810849 | Four-stroke internal combustion engine | Nicholas Hirsch, Mark Donald Schaefer, Michael Braun, Darrell Wiatrowski, Ronald Lee Bartelt +1 more | 2004-11-02 |
| 4977879 | Mechanical governor for internal combustion engines | Gregory R. Schmidt | 1990-12-18 |