Assignee
HI RANGER INC
US·8 granted patents·171 citations·filing 1985–1989
Top patents by PatentIndex Score
8 records- 0189US4762199AAerial lift including fiber optics boom controlHI RANGER INC·Filed 1986·Granted Aug 9, 1988·47 cites·30 claims
- 0268US4730543AClosed center hydraulic valve control system for aerial liftHI RANGER INC·Filed 1986·Granted Mar 15, 1988·24 cites·14 claims
- 0365US4917214AAerial lift bucket rotation device including bucket leveling meansHI RANGER INC·Filed 1989·Granted Apr 17, 1990·22 cites·9 claims
- 0460US4660730AApparatus for controlling movement of valve override control handlesHI RANGER INC·Filed 1986·Granted Apr 28, 1987·19 cites·18 claims
- 0558US4858723ABucket leveling systemHI RANGER INC·Filed 1988·Granted Aug 22, 1989·18 cites·34 claims
- 0656US5016731AArticulated boom including tensioning apparatusHI RANGER INC·Filed 1987·Granted May 21, 1991·16 cites·15 claims
- 0751US4861224AAerial lift including overload sensing systemHI RANGER INC·Filed 1988·Granted Aug 29, 1989·14 cites·10 claims
- 0844US4633977AManual override control handle selectively engageable with the valve spool of a servo valveHI RANGER INC·Filed 1985·Granted Jan 6, 1987·11 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →