Inventor
GRUNDY MICHAEL J
US6 patents
Patents
6 patentsUS5031840AJul 16, 1991
Adjustable radius sprinkler nozzle
TORO CO80 citations95
US5226602AJul 13, 1993
Adjustable radius sprinkler nozzle
TORO CO64 citations94
US4708291ANov 24, 1987
Oscillating sprinkler
TORO CO61 citations94
US5360167ANov 1, 1994
Adjustable radius sprinkler nozzle
TORO CO59 citations93
US5875969AMar 2, 1999
Sprinkler with self cleaning bowl
TORO CO33 citations91
US6039268AMar 21, 2000
Arc marking system for sprinkler
TORO CO14 citations72