Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Capacitive oil life sensor

Capacitive oil life sensor

US Patent 5631568 · Granted May 20, 1997

Estimated economic value: $24,053,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and system for conducting application quality tests on communication devi2022
Vibratory compactor and method of using same2004
System for electrically powering and vibrating a compacting roller2004
Method and apparatus for starting an engine using capacitor supplied voltage2001
Method and apparatus for monitoring the position of a machine2001
Spark plug with lower operating temperature2001
Method and apparatus for providing standby power from a generator using capacito2000
Capacitive sensing apparatus for sensing a plurality of operating parameters ass2000
Capacitive sensing apparatus for sensing a plurality of operating parameters ass2000
Method and apparatus for countering asymmetrical aerodynamic process subjected o2000
Filtration apparatus for a hydraulic system2000
Quick drop valve control1999