Assignee
CHENEY COMPANY
US·4 granted patents·214 citations·filing 1988–1990
Top patents by PatentIndex Score
4 records- 0193US5052521AStairway wheelchair liftCHENEY COMPANY·Filed 1988·Granted Oct 1, 1991·92 cites·27 claims
- 0292US4904916AElectrical control system for stairway wheelchair liftCHENEY COMPANY·Filed 1988·Granted Feb 27, 1990·61 cites·48 claims
- 0391US4913264AStairway chairlift mechanismCHENEY COMPANY·Filed 1988·Granted Apr 3, 1990·61 cites·23 claims
- 0429US5168131AApparatus and method for controlling an elevatorCHENEY COMPANY·Filed 1990·Granted Dec 1, 1992·0 cites·16 claims
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