Individual holder
PURTELL RUFUS J
US·3 granted patents·66 citations·filing 1986–1993
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0176US4795100AConservation irrigationPURTELL RUFUS J·Filed 1987·Granted Jan 3, 1989·40 cites·18 claims
- 0241US5333796AAgricultural irrigationPURTELL RUFUS J·Filed 1993·Granted Aug 2, 1994·17 cites·8 claims
- 0335US4664316ASteerable irrigation systemPURTELL RUFUS J·Filed 1986·Granted May 12, 1987·9 cites·11 claims
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