Inventor
BALL ROY
US24 patents
⚠️ This page may combine multiple inventors who share the name “BALL ROY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ABB TECHNOLOGY AG
13 patentsUSD593961SJun 9, 2009
Test switch
ABB TECHNOLOGY AG12 citations82
US8007312B2Aug 30, 2011
Modular test plug
ABB TECHNOLOGY AG15 citations81
USD611004SMar 2, 2010
Test switch with improved marking
ABB TECHNOLOGY AG8 citations79
US7563999B2Jul 21, 2009
Front connected test switch
ABB TECHNOLOGY AG14 citations78
USD595170SJun 30, 2009
Test plug
ABB TECHNOLOGY AG11 citations76
USD587213SFeb 24, 2009
Test switch
ABB TECHNOLOGY AG5 citations72
USD621784SAug 17, 2010
Modular test plug
ABB TECHNOLOGY AG7 citations71
USD621793SAug 17, 2010
Test switch with improved marking
ABB TECHNOLOGY AG7 citations69
USD583334SDec 23, 2008
Test switch
ABB TECHNOLOGY AG8 citations67
USD585388SJan 27, 2009
Test switch
ABB TECHNOLOGY AG4 citations61
USD595662SJul 7, 2009
Test switch
ABB TECHNOLOGY AG4 citations60
US9678117B2Jun 13, 2017
Integral safety display for a test switch
ABB TECHNOLOGY AG0 citations51
US7859809B2Dec 28, 2010
Test plug with overvoltage protection
ABB TECHNOLOGY AG0 citations39
ABB INC
3 patentsMERSEN USA EP CORP
3 patentsUS11277002B2Mar 15, 2022
Surge protection device for the protection of multiple DC or AC power lines
MERSEN USA EP CORP1 citations60
USD935416SNov 9, 2021
Thermally protected metal oxide varistor
MERSEN USA EP CORP0 citations60
US12451300B2Oct 21, 2025
Disconnect device with interlock mechanism
MERSEN USA EP CORP0 citations39