Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6093979 | Channel expander for remotely controlled automotive security and convenience systems | Darrell E. Issa, Jerry W. Birchfield, Mark Rutledge | 2000-07-25 |
| D419474 | Remote control transmitter | Darrell E. Issa, Mark Rutledge | 2000-01-25 |
| 5907195 | Channel expander for remotely controlled automotive security and convenience systems | Darrell E. Issa, Jerry W. Birchfield, Mark Rutledge | 1999-05-25 |
| 5534845 | Advanced automotive automation and security system | Darrell E. Issa, Jerry W. Birchfield, Sidney B. Perdue, Kenneth A. Ward | 1996-07-09 |