Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7252053 | Electromagnetic actuator and control | Thomas A. Froeschle, Roger Mark, Thomas C. Schroeder, Richard Tucker Carlmark, Jun Ma +1 more | 2007-08-07 | |
| 7234442 | Controlled starting and braking of an internal combustion engine | Jun Ma, Benjamin G. K. Peterson | 2007-06-26 | |
| 7128032 | Electromagnetic actuator and control | Thomas A. Froeschle, Roger Mark, Thomas C. Schroeder, Richard Tucker Carlmark, Jun Ma +1 more | 2006-10-31 | |
| 7082899 | Controlled starting and braking of an internal combustion engine | Jun Ma, Benjamin G. K. Peterson, Geoffrey C. Chick | 2006-08-01 | |
| 6679806 | Soft shift system and method | Grant W. Ayo, Barry Joe Beadle, Anthony Allen Giacobbe, Mark Payne | 2004-01-20 | |
| 4991698 | Damping with damping mass inside wheel | — | 1991-02-12 | |
| 4519755 | Gerotor vacuum pump | — | 1985-05-28 | $297,000 |
| 4366834 | Back-flow prevention valve | Martin E. Frenkel | 1983-01-04 | $371,000 |