Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Test switch

Test switch

US Patent D585388 · Granted Jan 27, 2009

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Disconnect device with interlock mechanism2025
Arc fault detection based on photovoltaic operating characteristics and extracti2023
Surge protection device for the protection of multiple DC or AC power lines2022
Thermally protected metal oxide varistor2021
Method for AC arc fault detection using multidimensional energy points2019
Integral safety display for a test switch2017
Integral safety display for a test switch2017
Methods for detecting an open current transformer2017
Protective relay replacement2016
Protective relay replacement2016
Protective switch with status detection2016
Protective relay replacement2015