Inventor · Saitama, JP

Naoshi Uchida

42Patents
9h-index
40Co-inventors
71Inventor score

Filing activity: Dec 31, 1984 → Nov 25, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US4622444A Circuit breaker housing and attachment box Electricity 126 Expired
US5581219A Circuit breaker Electricity 101 Expired
US5589672A Circuit breaker with arc quenching device and vent Electricity 38 Expired
US6518526B2 Handle-operating mechanism for a circuit breaker including intermeshing handle clutch gear and operator toggle gear Electricity 28 Expired
US5569894A Circuit breaker arc quenching device with venting structure including flapper valve Electricity 27 Expired
US6566618B2 Circuit breaker Electricity 20 Expired
US6590173B2 Molded case circuit breaker Electricity 14 Expired
US5023416A Circuit breaker Electricity 12 Expired
US5548258A Circuit breaker with insulation device Electricity 11 Expired
US6621403B2 Overload tripping device for circuit breaker Electricity 9 Expired
US4600908A Circuit breaker Electricity 9 Expired
US5199553A Sliding contactor for electric equipment Emerging Cross-Sectional Technologies 9 Expired
US5566818A Movable contactor device in circuit breaker Electricity 9 Expired
US5025236A Circuit breaker Electricity 9 Expired
US5837954A Circuit breaker Electricity 9 Expired
US6310528A Overcurrent-tripping device for circuit breaker Electricity 9 Expired
US5082996A Switching mechanism in circuit breaker Electricity 8 Expired
US6472971B2 Circuit breaker Electricity 8 Expired
US5901025A Circuit breaker Electricity 7 Expired
US6606229B2 Handle operating mechanism in circuit breaker Electricity 6 Expired
US5834724A Circuit breaker with grid support mounted over stationary contactor Electricity 5 Expired
US6229414A Make-and-break mechanism for circuit breaker Electricity 5 Expired
US5184100A Circuit breaker Electricity 5 Expired
US6480080B1 Molded case circuit breaker Electricity 5 Expired
US6486417B1 Circuit breaker on-off switch mechanism Electricity 4 Expired

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