Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6367570 | Hybrid electric vehicle with electric motor providing strategic power assist to load balance internal combustion engine | James Long, Frank J. Samstag | 2002-04-09 |
| RE34183 | Ignition control system for internal combustion engines with simplified crankshaft sensing and improved coil charging | David Wilens | 1993-02-23 |
| 5081969 | Ignition combustion pre-chamber for internal combustion engines with constant stoichiometric air-fuel mixture at ignition | — | 1992-01-21 |
| 4787354 | Ignition control system for internal combustion engines with simplified crankshaft sensing and improved coil charging | David Wilens | 1988-11-29 |
| 4649881 | Precision distributorless ignition control system for internal combustion engines | — | 1987-03-17 |
| 4494509 | High resolution electronic ignition control system | — | 1985-01-22 |