Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Fan speed monitoring system for determining the speed of a PWM fan

Fan speed monitoring system for determining the speed of a PWM fan

US Patent 5727928 · Granted Mar 17, 1998

Estimated economic value: $146,649,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Electronic component desired voltage level comparison2003
Power supply restart circuit2003
Electronic component desired voltage level comparison2001
Active output power waveform transition control for a step-down voltage regulato2000
Sectionalized power regulator separated between an output inductor and an output2000
Computer system with improved DC to DC power conversion employing capacitive ene2000
Bulk filter capacitor discharge in a switching power supply1999
Voltage supply regulation using master/slave timer circuit modulation1999
Voltage mode control for a multiphase DC power regulator1999
System and method for reducing power losses by gating an active power factor con1999
Low cost power converter for a computer1999
System for reporting computer energy consumption1999