Inventor
DERR MAX
DE4 patents
Patents
4 patentsUS5558128ASep 24, 1996
One-hole mount mixing faucet
GROHE ARMATUREN FRIEDRICH77 citations94
US6199586B1Mar 13, 2001
Single-control mixing valve
GROHE ARMATUREN FRIEDRICH38 citations90
US4501408AFeb 26, 1985
Volume control valve
GROHE ARMATUREN FRIEDRICH10 citations71
US5213377AMay 25, 1993
Coupling for seating a tube end in a fitting
GROHE ARMATUREN FRIEDRICH3 citations60