| D1063005 |
Duckbill drain seal |
— |
2025-02-18 |
| 12180691 |
Modular plumbing box system and methods of mounting the same |
Kenneth Brown |
2024-12-31 |
| 12071754 |
Bath waste and overflow systems and methods of use |
Shawn Heipp, Kenneth Brown, Douglas Buchan, Joshua Funk, Kai Zhang |
2024-08-27 |
| 11946241 |
Drain assemblies, and related kits and methods |
Jeffrey Zhang |
2024-04-02 |
| 11746946 |
ADA-compliant pipe-insulating sleeves |
Kai Zhang, Willie Perez |
2023-09-05 |
| 11674292 |
Modular plumbing box system and methods of mounting the same |
Kenneth Brown |
2023-06-13 |
| 11486119 |
Universal bathtub drain and overflow system and kit |
Jian Zhang, Blake Oatey, Matthew J. Siena, Christopher S. Graham |
2022-11-01 |
| 11466442 |
Air admittance valve |
Kenneth Brown, Kai Zhang |
2022-10-11 |
| 11186977 |
Closet flange with bolt support |
Jeffrey Zhang, Kenneth Brown |
2021-11-30 |
| 11001996 |
Bath waste and overflow systems and methods of use |
Shawn Heipp, Kenneth Brown, Douglas Buchan, Joshua Funk, Kai Zhang |
2021-05-11 |
| 10975983 |
Wireform clip for use with supply valves |
Kai Zhang, Kenneth Brown |
2021-04-13 |
| 10683645 |
Modular plumbing box system and methods of mounting the same |
Kenneth Brown |
2020-06-16 |
| 10401252 |
Pneumatic plug clean-out tees |
Eric G. Hull, Dennis R. Young, Paul R. Metcalfe, Scott E. Urban |
2019-09-03 |