Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5902382 | Degassing system for a hydrocarbon dispenser | Bernard Dumont, Gerald Marcy, Sylvain Janssen | 1999-05-11 |
| 5557050 | System for metering gas supplied under high pressure | Jacques Fournier, Sylvan Janssen | 1996-09-17 |
| 5465606 | System for measuring the efficiency of hydrocarbon vapor recovery installations used in gas stations | Sylvain Janssen | 1995-11-14 |
| 5437183 | Method and apparatus for measuring the volumetric efficiency of systems for recovering hydrocarbon vapor | Sylvain Janssen | 1995-08-01 |
| 5339685 | Positive-displacement fluid flow-measuring system | Sylvain Janssen, Jacques Fournier | 1994-08-23 |