Assignee
SCHEFFEL GERD
DE·3 granted patents·24 citations·filing 1979–2012
Top patents by PatentIndex Score
3 records- 0173US4311296ACartridge element controlSCHEFFEL GERD·Filed 1979·Granted Jan 19, 1982·23 cites·9 claims
- 0264US9273664B2Hydraulic control valve for a one-sided operating differential cylinder having five control edgesSCHEFFEL GERD·Filed 2011·Granted Mar 1, 2016·1 cites·11 claims
- 0340US9021797B2Energy-efficient hydraulic drive for the linear movement of a massSCHEFFEL GERD·Filed 2012·Granted May 5, 2015·0 cites·13 claims
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