Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Water pump with electronically controlled viscous coupling drive

Water pump with electronically controlled viscous coupling drive

US Patent 6644933 · Granted Nov 11, 2003

Estimated economic value: $3,049,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Viscous fluid shear device having wiper fixedly coupled to housing assembly2020
Driven accessory2018
Solenoid assembly for friction clutch2016
Metal pulley with non-magnetically susceptible insert2016
Valve disk2012
OD wiper2011
OD wiper2010
Viscous fan drive having modified land design and armature venting2009
Hydraulic controlled fan clutch with integral cooling2009
Magnetorheological fan coupling2009
Magnetorheological fan coupling2008
Coolant motor fan drive2007