Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6194374 | Biodegradable fabric softening compositions based on a combination of pentaerythritol esters, bentonite and a polyphosphonate compound | Andre Crutzen | 2001-02-27 |
| 6159926 | Biodegradable fabric softening compositions based on a combination of pentaerythritol esters, bentonite and polyphosphonate compound | Andre Crutzen | 2000-12-12 |
| 5612309 | Nitrogen-free rinse cycle fabric softeners based on microemulsions | Andre Crutzen | 1997-03-18 |
| 5599473 | Nitrogen-free rinse cycle fabric softeners based on microemulsions | Andre Crutzen | 1997-02-04 |
| 5057237 | Thixotropic liquid automatic dishwasher detergent composition with improved physical stability | Julien Drapier, Chantal Gallant, Leo Laitem | 1991-10-15 |