Our Patents

Innovolt believes that investing in the best research and design leads to the development of superior technology. Innovolt spends significant resources on research and design every year, and our patents represent some of that investment. In accordance with Title 35 of the United States Code, the reader is hereby placed on notice of Innovolt’s rights in the patents listed on this site and associated with the following solution sets: CoreProtect, InnovoltPro, SmartProtect and SmartProtect Plus.

Foreign Patents

CountryFamilyTitleGrant Number
CAREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGS2,627,313
JPREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGS4885232
FRACTIVE CURRENT SURGE LIMITERS1847001
DEACTIVE CURRENT SURGE LIMITERSDE602005037866.9
IEACTIVE CURRENT SURGE LIMITERS1847001
ESACTIVE CURRENT SURGE LIMITERS2402691
GBACTIVE CURRENT SURGE LIMITERS1847001
FRREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGS1946058
DEREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGSDE602006043224.0
IEREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGS1946058
ESREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGS1946058
GBREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGS1946058
JPACTIVE CURRENT SURGE LIMITERS 
KRACTIVE CURRENT SURGE LIMITERS 
JPPREVENTING DAMAGE TO TRANSIENT VOLTAGE SURGE SUPPRESSORS DUE TO OVERVOLTAGE VOLTAGES5432121
JPVOLTAGE SURGE AND OVERVOLTAGE PROTECTION USING PRESTORED VOLTAGE TIME PROFILES5531152
KRREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGS1337190

Domestic Patents

CountryFamilyTitleGrant Number
USVOLTAGE SURGE AND OVERVOLTAGE PROTECTION7957117
USVOLTAGE SURGE AND OVERVOLTAGE PROTECTION WITH RC SNUBBER CURRENT LIMITER8325455
USVOLTAGE SURGE AND OVERVOLTAGE PROTECTION WITH SEQUENCED COMPONENT SWITCHING8335067
USVOLTAGE SURGE AND OVERVOLTAGE PROTECTION WITH CURRENT SURGE PROTECTION8411403
USVOLTAGE SURGE AND OVERVOLTAGE PROTECTION USING PRESTORED VOLTAGE TIME PROFILES8335068
USVOLTAGE SURGE AND OVERVOLTAGE PROTECTION USING PRESTORED VOLTAGE TIME PROFILES8593776
USACTIVE CURRENT SURGE LIMITERS WITH DISTURBANCE SENSOR AND MULTISTAGE CURRENT LIMITING8582262
USACTIVE CURRENT SURGE LIMITERS WITH VOLTAGE DETECTOR AND RELAY8587913
USACTIVE CURRENT SURGE LIMITERS WITH WATCHDOG CIRCUIT8488285
USACTIVE CURRENT SURGE LIMITERS WITH INRUSH CURRENT ANTICIPATION8643989
USREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGS WITH SWITCH AND SHUNT RESISTANCE8766481
USREDUCTION OF INRUSH CURRENT DUE TO VOLTAGE SAGS8039994
USACTIVE CURRENT SURGE LIMITERS8035938

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