Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7008458 | Biodegradable ether dry cleaning solvent | — | 2006-03-07 |
| 6673120 | Dry cleaning solvents containing DPTB and other surfactants | — | 2004-01-06 |
| 6524474 | Solvent purifying system | — | 2003-02-25 |
| 6350287 | Biodegradable ether dry cleaning solvent | — | 2002-02-26 |
| 6273919 | Biodegradable ether dry cleaning solvent | — | 2001-08-14 |
| 6156074 | Biodegradable dry cleaning solvent | Stephen Bates | 2000-12-05 |
| 5888250 | Biodegradable dry cleaning solvent | Stephen Bates | 1999-03-30 |
| 5565097 | Micro-screen filter device | — | 1996-10-15 |