Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7416660 | Bypass flow and ozone proportion method and system | Johannes van Leeuwen, Michael Jennings, Richard A. Mueller | 2008-08-26 |
| 7407592 | Ozone retention method and system | Johannes van Leeuwen, Michael Jennings, Richard A. Mueller | 2008-08-05 |
| 7402253 | Controlled bypass flow and ozone proportion method and system | Johannes van Leeuwen, Michael Jennings, Richard A. Mueller | 2008-07-22 |
| 7381338 | Ballast water treatment system and method without off-gas | Johannes van Leeuwen, Michael Jennings, Richard A. Mueller | 2008-06-03 |
| 7273562 | Ozone injection method and system | Michael Jennings, Richard A. Mueller | 2007-09-25 |
| 6869540 | Ballast water ozone injection method and system | Michael Jennings, Richard A. Mueller | 2005-03-22 |
| 5926799 | Computerized linens management system for hotels and similar institutions | — | 1999-07-20 |