Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7426926 | Cold idle adaptive air-fuel ratio control utilizing lost fuel approximation | Philip William Husak, Daniel Lawrence Meyer, Venkateswaran Nallaperumal, Michael John Cullen, Michael Smokovitz | 2008-09-23 |
| 6190119 | Multi-channel regenerative pump | Peter Roth, Bruce C. Wright | 2001-02-20 |
| 5245172 | Voice coil focusing system having an image receptor mounted on a pivotally-rotatable frame | Robert H. Esslinger, Joseph P. Mulligan, Lance Garland, Stephen Roth | 1993-09-14 |
| 4965864 | Linear motor | Bruce Roth | 1990-10-23 |