Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Phase difference calculation method, device, and system using optical fiber ring interference sensor

Phase difference calculation method, device, and system using optical fiber ring interference sensor

US Patent 6798524 · Granted Sep 28, 2004

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Grip detection device2018
Occupant position detection device and airbag deployment control system2017
Loop antenna2016
Dipole antenna2016
Electrostatic capacitance sensor and method for determining failure of electrost2016
Capacitive proximity sensor and proximity sensing method2014
Occupant posture sensing apparatus and occupant posture sensing method2014
Headrest position adjustment device and headrest position adjustment method2013
Position detector2013
Interior vehicular illuminator having a controllably dimmed light source2008