Assignee
STERLING HYDRAULICS INC
US·8 granted patents·314 citations·filing 1989–1999
Top patents by PatentIndex Score
8 records- 0190US5072752ABidirectional cartridge valveSTERLING HYDRAULICS INC·Filed 1991·Granted Dec 17, 1991·70 cites·15 claims
- 0286US5205531ASolenoid operated cartridge valveSTERLING HYDRAULICS INC·Filed 1992·Granted Apr 27, 1993·46 cites·20 claims
- 0385US5842679AAdjustable stroke solenoid operated cartridge valveSTERLING HYDRAULICS INC·Filed 1997·Granted Dec 1, 1998·45 cites·21 claims
- 0481US5117869ASolenoid valveSTERLING HYDRAULICS INC·Filed 1990·Granted Jun 2, 1992·44 cites·7 claims
- 0573US5156184ASolenoid operated transmission cartridge valveSTERLING HYDRAULICS INC·Filed 1991·Granted Oct 20, 1992·32 cites·16 claims
- 0667US5002253ASolenoid valveSTERLING HYDRAULICS INC·Filed 1989·Granted Mar 26, 1991·24 cites·8 claims
- 0766US6161585AHigh flow proportional pressure reducing valveSTERLING HYDRAULICS INC·Filed 1999·Granted Dec 19, 2000·34 cites·25 claims
- 0855US5299600AAnalog proportional pressure control three-way valveSTERLING HYDRAULICS INC·Filed 1992·Granted Apr 5, 1994·19 cites·15 claims
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