| # | Country | Total Patents | |
|---|---|---|---|
| #1 | African Regional Industrial Property Organization | 4 | |
| #2 | France | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 4 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | Brazil | 2 | |
| #6 | Chile | 2 | |
| #7 | China | 2 | |
| #8 | Colombia | 2 | |
| #9 | Costa Rica | 2 | |
| #10 | Cuba | 2 | |
| #11 | Dominican Republic | 2 | |
| #12 | Georgia | 2 | |
| #13 | India | 2 | |
| #14 | Republic of Korea | 2 | |
| #15 | Morocco | 2 | |
| #16 | Mexico | 2 | |
| #17 | Peru | 2 | |
| #18 | Singapore | 2 | |
| #19 | Tunisia | 2 | |
| #20 | Canada | 1 | |
| #21 | Israel | 1 | |
| #22 | New Zealand | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Engines, pumps and turbines | |
| #3 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Negre Guy | 47 |
| #2 | Negre Cyril | 46 |
| #3 | Negre Cyrill | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AP2016009621A0 | Compressed-air engine with an integrated active chamber and with active intake distribution | |
| CN103189612A | Self-pressure-regulating compressed air engine comprising an integrated active chamber | |
| FR2978434A1 | Bit assembly and motorized vehicle for the clean transport of waste | |
| FR2965581A1 | Motor with active chamber including mono and / or energy with compressed air and / or additional energy | |
| WO2009112415A1 | Powered vehicle for city use with pressurised air propulsion |