Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10107711 | Reducing thermal effects during leak testing | Jacques E. Hoffman | 2018-10-23 |
| 7213440 | Calibration and validation for a leak detector | Jacques Hoffmann, Peter Davey | 2007-05-08 |
| 7017387 | Calibration and validation for leak detector | Jacques Hoffmann, Peter Davey | 2006-03-28 |
| 6880766 | Leak arrest volume for reducing component separation and fuel injector using same | Stephen R. Lewis, Gene Slinkard | 2005-04-19 |
| 6279383 | Method and apparatus for detecting leakage | Jacques Hoffmann | 2001-08-28 |
| 5546789 | Leakage detection system | Jacques Hoffmann | 1996-08-20 |
| 5363689 | Calibration device for leak detecting instruments | Jacques Hoffmann | 1994-11-15 |