Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305376 | Air admittance valve | — | 2025-05-20 |
| 10041656 | Hue-modifying wrap for a light bulb | — | 2018-08-07 |
| 9970583 | Water hammer arrester | Leonard G. Franklin | 2018-05-15 |
| 9599236 | Water supply valve | Leonard G. Franklin | 2017-03-21 |
| 9080709 | Water hammer arrester | Leonard G. Franklin | 2015-07-14 |
| 8833394 | Water supply valve | Leonard G. Franklin | 2014-09-16 |
| 7971605 | Air admittance vent diaphragm assembly | — | 2011-07-05 |
| 7445022 | Air admittance vent diaphragm assembly | — | 2008-11-04 |