Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Protection device and protection method for optical network

Protection device and protection method for optical network

US Patent 8824885 · Granted Sep 2, 2014

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Picture frame2025
1,4-sulfur-bridged polycyclic compounds containing dihydrobenzofuran structure, 2024
Method for prevention and control of super large-scale floods and debris flows2024
Host cells and methods useful for producing unnatural terpenoids using a novel a2024
Prevention method for floods and debris flows caused by glacial lake outbursts2024
Jam detection of image forming apparatus based on size of motor current2024
Abnormality determination for printer engine using vibration information thereof2022
Temperature estimation of DC motor based on sensing voltage2022
Temperature estimation of step motor based on sensing voltage thereof2022
Jam detection of image forming apparatus based on sizes of motor currents measur2022
Asymmetric debris flow drainage trough and design method and application thereof2020
Method of providing information and mobile telecommunication terminal thereof2020