Assignee
GRISWOLD CONTROLS INC
US·5 granted patents·111 citations·filing 1998–2014
Top patents by PatentIndex Score
5 records- 0188US7347408B2High differential pressure, low torque precision temperature control valveGRISWOLD CONTROLS INC·Filed 2006·Granted Mar 25, 2008·22 cites·10 claims
- 0288US5937890AInsert for flow throttling ball valvesGRISWOLD CONTROLS INC·Filed 1998·Granted Aug 17, 1999·69 cites·33 claims
- 0384US7448410B2High differential pressure, low torque precision temperature control valveGRISWOLD CONTROLS INC·Filed 2007·Granted Nov 11, 2008·13 cites·10 claims
- 0470US9400057B2Axially aligned rotationally adjustable flow control valveGRISWOLD CONTROLS INC·Filed 2014·Granted Jul 26, 2016·2 cites·9 claims
- 0567US7971854B2Replaceable valve shaft sealing systemGRISWOLD CONTROLS INC·Filed 2008·Granted Jul 5, 2011·5 cites·10 claims
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