Inventor · Chippewa, PA, US

Alfred E. Maier

51Patents
15h-index
56Co-inventors
87Inventor score

Filing activity: May 24, 1974 → Sep 8, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5341191A Molded case current limiting circuit breaker Electricity 153 Expired
US5260533A Molded case current limiting circuit breaker Electricity 99 Expired
US4263492A Circuit breaker with anti-bounce mechanism Electricity 95 Expired
US4603376A Terminal assembly for circuit breaker and similar apparatus Electricity 31 Expired
US4630019A Molded case circuit breaker with calibration adjusting means for a bimetal Electricity 30 Expired
US6076795A Retaining device for an electric motor Mechanical Engineering; Lighting; Heating 27 Expired
US4654491A Circuit breaker with contact support and arc runner Electricity 27 Expired
US3950714A Self-adjusting circuit breaker with rotating trip assembly Electricity 25 Expired
US4286242A Mechanical interlock for low voltage circuit breakers Electricity 25 Expired
US4540961A Molded case circuit breaker with an apertured molded cross bar for supporting a movable electrical contact arm Electricity 22 Expired
US4166205A Stored energy circuit breaker Electricity 22 Expired
US3956670A Circuit interrupter circuit including improved control Electricity 19 Expired
US4114005A Circuit breaker spring assembly Electricity 19 Expired
US4612426A Arc chute assembly for circuit breaker Electricity 19 Expired
US4229630A Circuit breaker utilizing improved arc chambers Electricity 18 Expired
US4958136A Circuit breaker with individual gap adjustment at high and low settings of magnetic trip Electricity 13 Expired
US4137437A Circuit breaker having improved movable crossbar and spring holder Electricity 11 Expired
US6064021A Clutch assembly for electrical switching apparatus with large compression close spring Electricity 11 Expired
US4894747A Side plate tapered twist tab fastening device for fastening side plates to the base Electricity 10 Expired
US4219713A Circuit breaker with high speed trip latch Electricity 10 Expired
US4827231A Molded case circuit breaker with viewing window and sliding barrier Electricity 9 Expired
US4555604A Circuit breaker having improved stab assembly Electricity 9 Expired
US5027096A Key blocks for circuit breaker Electricity 9 Expired
US4123734A Circuit breaker with improved latch mechanism Electricity 9 Expired
US4242577A Circuit breaker having insulation barrier Electricity 9 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.