Assignee
EFROS BORIS
5 granted patents·88 citations·filing 1977–2006
Top patents by PatentIndex Score
5 records- 0181US7293789B1Wide power range bicycle with positive intuitive gear shifting systemEFROS BORIS·Filed 2006·Granted Nov 13, 2007·20 cites·32 claims
- 0272US4421334AHigh speed cycleEFROS BORIS·Filed 1981·Granted Dec 20, 1983·27 cites·12 claims
- 0365US4161328ABicycleEFROS BORIS·Filed 1977·Granted Jul 17, 1979·18 cites·15 claims
- 0451US4666174AWide powerful range bicycleEFROS BORIS·Filed 1986·Granted May 19, 1987·14 cites·17 claims
- 0548US4226435ABicycle seat adjustable during rideEFROS BORIS·Filed 1979·Granted Oct 7, 1980·9 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →