Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8590066 | Offset outlet flush valve | Alberto C. Torres, David Nichols-Roy | 2013-11-26 |
| 7661438 | Water saver fill valve and assembly | David Nichols-Roy, Alberto C. Torres | 2010-02-16 |
| 7625265 | Hood plates for handheld grinding tools | Dennis Clifford Woods, Mark Tretter | 2009-12-01 |
| 5594959 | Dual-flush refill apparatus | David Nichols-Roy | 1997-01-21 |
| 5584080 | Dual-flush refill control apparatus | David Nichols-Roy | 1996-12-17 |
| 5452482 | Dual-flush refill control apparatus | David Nichols-Roy | 1995-09-26 |