Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352171 | Compressed-air engine with integrated active chamber and active distribution with balanced valve | Christophe Hurth | 2025-07-08 |
| 10371023 | Compressed-air engine with an integrated active chamber and with active intake distribution | Guy Negre | 2019-08-06 |
| 9045982 | Self-pressure-regulating compressed air engine comprising an integrated active chamber | Guy Negre | 2015-06-02 |
| 8677730 | Low-temperature motor compressor unit with continuous “cold” combustion at constant pressure and with active chamber | Guy Negre | 2014-03-25 |
| 8372337 | Method and device for disinfecting grounds by generating humidified hot compressed air | Guy Negre | 2013-02-12 |
| 8276384 | Ambient temperature thermal energy and constant pressure cryogenic engine | Guy Negre | 2012-10-02 |
| 8191350 | Compressed-air or gas and/or additional-energy engine having an active expansion chamber | Guy Negre | 2012-06-05 |
| 7469527 | Engine with an active mono-energy and/or bi-energy chamber with compressed air and/or additional energy and thermodynamic cycle thereof | Guy Negre | 2008-12-30 |
| 7296405 | Variable flow reducing valve and gradual control valve distribution system for a compressed air injection engine operating on mono or multi energy and other engines or compressors | Guy Negre | 2007-11-20 |
| 7124586 | Individual cogeneration plant and local network | Guy Negre | 2006-10-24 |
| 6363723 | Method and device for reacclerating a vehicle equipped with high-pressure air compressors | Guy Negre | 2002-04-02 |
| 6334435 | Method for operating pollution-free engine expansion chamber and expansion chamber therefor | Guy Negre | 2002-01-01 |
| 6327858 | Auxiliary power unit using compressed air | Guy Negre | 2001-12-11 |
| 6311486 | Method for operating a pollution-reducing engine | Guy Negre | 2001-11-06 |
| 6305171 | Method and device for additional thermal heating for motor vehicle equipped with pollution-free engine with additional compressed air injection | Guy Negre | 2001-10-23 |
| 6094915 | Method and devices for eliminating the pollution of cyclic internal combustion engines with an independent combustion chamber | Guy Negre | 2000-08-01 |