Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11918155 | Waterless toilet | Harry Welfare, Marcus Comaschi | 2024-03-05 |
| 9149163 | Toilet | Christopher David Natt, Christopher James Holden, Virginia Summerfield Gardiner, Darren Mark Brown | 2015-10-06 |