Assignee
GRESEN MANUFACTURING CO
5 granted patents·195 citations·filing 1973–1980
Top patents by PatentIndex Score
5 records- 0193US4253482AHydraulic valve having pressure compensated demand flowGRESEN MANUFACTURING CO·Filed 1979·Granted Mar 3, 1981·52 cites·20 claims
- 0286US4075933AHydraulic pump or motorGRESEN MANUFACTURING CO·Filed 1976·Granted Feb 28, 1978·46 cites·15 claims
- 0383US4310143AElectrically controlled proportional valveGRESEN MANUFACTURING CO·Filed 1980·Granted Jan 12, 1982·58 cites·16 claims
- 0476US4129987AHydraulic control systemGRESEN MANUFACTURING CO·Filed 1977·Granted Dec 19, 1978·25 cites·6 claims
- 0556US4025243AOrbital deviceGRESEN MANUFACTURING CO·Filed 1973·Granted May 24, 1977·14 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →