Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Maintenance of optical networks

Maintenance of optical networks

US Patent 5745274 · Granted Apr 28, 1998

Estimated economic value: $18,441,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Retrofit automatic seismic wave detector and valve shutoff device2023
Personal protective equipment that employs nanoparticles of two different metals2023
Automatic seismic wave detector and valve controller2023
Protective belt apparatus2023
Personal protective equipment that employs an electric field for inactivating mi2022
Automatic seismic wave detector and valve controller2020
Protective belt apparatus2020
Retrofit automatic seismic wave detector and valve shutoff device2020
Determining in-band optical signal-to-noise ratio in polarization-multiplexed op2020
Intelligent retrofit seismic wave detector and valve shutoff device2019
Determining in-band optical signal-to-noise ratio in polarization-multiplexed op2019
Determining in-band optical signal-to-noise ratio in polarization-multiplexed op2017