Patent assignee · US · COMPANY

ASCO CONTROLS, L.P.

10Patents
0Active
10Granted
32Portfolio score

Filing activity: Oct 13, 1999 → May 19, 2003

Most-cited patents

PatentTitleAreaCited byStatus
US6619612B2 Extended range proportional valve Physics 39 Expired
US6651636B1 Pressure regulating piston with built-in relief valve Emerging Cross-Sectional Technologies 37 Expired
US6729601B2 Extended range proportional valve Physics 35 Expired
US6553979B2 Pressure-regulating piston with built-in relief valve Emerging Cross-Sectional Technologies 33 Expired
US6742541B2 Linear indicator for a valve Emerging Cross-Sectional Technologies 32 Expired
US6242909A Electrical sensing of valve actuator position Emerging Cross-Sectional Technologies 32 Expired
US6968851B2 Double block valve with proving system Emerging Cross-Sectional Technologies 31 Expired
US6650211B2 Valve position switch Electricity 29 Expired
US6644351B2 Booster pilot valve Emerging Cross-Sectional Technologies 27 Expired
US6447028B1 Joint fitting Emerging Cross-Sectional Technologies 14 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.