Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11674099 | Fuel and fuel blend for internal combustion engine | John E. Dec | 2023-06-13 |
| 11261391 | Fuel and fuel blend for internal combustion engine | John E. Dec | 2022-03-01 |
| 8689767 | Method for operating homogeneous charge compression ignition engines using conventional gasoline | John E. Dec, Nicolas Dronniou | 2014-04-08 |
| 6634455 | Thin-wall multi-concentric sleeve speaker | — | 2003-10-21 |
| 5990662 | Nickel battery charging method and apparatus | — | 1999-11-23 |
| 5920633 | Thin-wall multi-concentric cylinder speaker enclosure with audio amplifier tunable to listening room | — | 1999-07-06 |