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WADSWORTH ELECTRIC MFG CO

Overview
  • Total Patents
    69
About

WADSWORTH ELECTRIC MFG CO has a total of 69 patent applications. Its first patent ever was published in 1916. It filed its patents most often in United States and Canada. Its main competitors in its focus markets electrical machinery and energy, machines and measurement are NINGBO SHUNLI HIGH VOLTAGE SWITCHGEAR TECH CO LTD, GORLAN TEAM S L U and FED PACIFIC ELECTRIC CO.

Patent filings in countries

World map showing WADSWORTH ELECTRIC MFG COs patent filings in countries
# Country Total Patents
#1 United States 63
#2 Canada 6

Patent filings per year

Chart showing WADSWORTH ELECTRIC MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Middendorf William H 16
#2 Landmeier Edwin W 14
#3 Wadsworth George B 11
#4 Wadsworth David T 10
#5 Coy Joseph A 7
#6 Boller William D 4
#7 Walter Ernst 4
#8 Berkley Warren D 4
#9 Blank Joseph N 3
#10 Coy Joseph Arthur 2

Latest patents

Publication Filing date Title
US3743892A Closure means for unoccupied circuit breaker opening in a panel board
US3289049A Circuit breakers
US3193646A Interlock for multi-pole circuit breakers
US3116387A Toggle common trip interlock for multipole circuit breakers
US2977444A Common trip interlock
US2977443A Multi-pole circuit breaker interlock
US2977442A Circuit breaker having transversely movable operating elements
US3018351A Circuit breaker having cam controlled contact bar
US2956133A Multipole circuit breaker
US3089063A Panel board and circuit breaker combination
US2887548A Circuit breaker
US2934624A Bi-directionally releasable circuit breaker
US2944128A Counter-directionally releasable circuit breaker
US2934620A Circuit breaker
US2848577A Circuit breaker
US3179767A Circuit breaker with improved electromagnetic tripping device
US2844689A Circuit breaker
US2716679A Circuit breaker
US2832857A Locking plate for circuit breakers, switches and the like
US2677734A Electric circuit breaker