Inventor

KROPINIEWICZ ROBERT

CA4 patents

Patents

4 patents

US8826937B2Sep 9, 2014

Flush valve anti-backflow cartridge

STAUDER FRANK A4 citations68

US9759344B2Sep 12, 2017

Flush valve seat

STAUDER FRANK A1 citations47

US9127778B2Sep 8, 2015

Flush valve

STAUDER FRANK A1 citations47

US9052028B2Jun 9, 2015

Flush valve pressure balance

STAUDER FRANK A0 citations47