Assignee
TECHHOLD LLC
US10 patents
Top patents by PatentIndex Score
US11038347B2Jun 15, 2021
Overvoltage protection for power systems
TECHHOLD LLC3 citations72
US10985559B2Apr 20, 2021
Method and system for improved operation of power grid components in the presence of direct current (DC)
TECHHOLD LLC6 citations71
US11984720B2May 14, 2024
Power grid protection via transformer neutral blocking systems and triggered phase disconnection
TECHHOLD LLC0 citations62
US11664653B2May 30, 2023
Overvoltage protection assembly
TECHHOLD LLC1 citations62
US11451047B2Sep 20, 2022
Protection of electrical devices based on electromagnetic pulse signal
TECHHOLD LLC0 citations62
US11621557B2Apr 4, 2023
Overvoltage protection for power systems
TECHHOLD LLC1 citations61
US10931096B2Feb 23, 2021
Systems and methods for actuating a transformer neutral blocking system
TECHHOLD LLC1 citations61
US11923129B2Mar 5, 2024
Control system for transformer protection system
TECHHOLD LLC0 citations51
US11451044B2Sep 20, 2022
Automated self testing of power grid transformer protection systems
TECHHOLD LLC0 citations51
USRE48775EOct 12, 2021
Self-testing features of sensing and control electronics for a power grid protection system
TECHHOLD LLC0 citations49