Inventor
YOUNGBERG MICHAEL
US4 patents
Patents
4 patentsUS7168444B2Jan 30, 2007
Flow through pressure regulator with pinch valve
NELSON IRRIGATION CORP28 citations91
US7140595B2Nov 28, 2006
Pressure regulator with single strut regulator seat
NELSON IRRIGATION CORP23 citations90
US7048001B2May 23, 2006
Pressure regulator with single strut regulator seat
NELSON IRRIGATION CORP37 citations90
US7370667B2May 13, 2008
Flow through pressure regulator with pinch valve
NELSON IRRIGATION CORP14 citations83