Assignee
HOOPER BERNARD
6 granted patents·101 citations·filing 1976–1990
Top patents by PatentIndex Score
6 records- 0185US4522163AStepped piston and stepped piston engineHOOPER BERNARD·Filed 1983·Granted Jun 11, 1985·40 cites·10 claims
- 0273US4068629AStepped piston two stroke enginesHOOPER BERNARD·Filed 1976·Granted Jan 17, 1978·22 cites·6 claims
- 0370US4066142ALoop driven vehiclesHOOPER BERNARD·Filed 1976·Granted Jan 3, 1978·22 cites·4 claims
- 0440US4210108AStepped piston two-stroke enginesHOOPER BERNARD·Filed 1978·Granted Jul 1, 1980·6 cites·13 claims
- 0535US4781153AInternal combustion engineHOOPER BERNARD·Filed 1986·Granted Nov 1, 1988·6 cites·10 claims
- 0632US5189995AStepped piston engineHOOPER BERNARD·Filed 1990·Granted Mar 2, 1993·5 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →