Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11519163 | Space saving bathroom components | — | 2022-12-06 |
| 9993118 | Relocatable decontamination station and lavatory | — | 2018-06-12 |
| 6721967 | Modular portable comfort station | — | 2004-04-20 |
| 6317900 | Method and device for the disposal, recovery and recycling of pharmaceuticals from human wastes | — | 2001-11-20 |
| 4604357 | Antimicrobial disinfecting urinal block means and methods of use | Denis Callewaert | 1986-08-05 |
| 4557863 | Device for collection of proteins in a urinal and method of use | Denis Callewaert | 1985-12-10 |
| 4493118 | Collapsible toilet shelter | — | 1985-01-15 |
| 4380836 | Collapsible toilet shelter | — | 1983-04-26 |
| 4285077 | Apparatus for extracting proteins from urine | — | 1981-08-25 |