Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9496708 | Electric motor drive isolation circuit | Edward Chappell, Robert D. Christie, James McIntosh | 2016-11-15 |
| 7224578 | Ergonomic control panel for a portable electric generator | John E. Buck | 2007-05-29 |
| 6801425 | Ergonomic control panel for a portable electric generator | John E. Buck | 2004-10-05 |
| 6600136 | Oil heater for engine of portable electric generator | Richard T. Walter, James M. Weaver | 2003-07-29 |