Inventor · Hitachi, JP

Shigeaki Namba

13Patents
7h-index
19Co-inventors
63Inventor score

Filing activity: Jan 29, 1990 → Jan 6, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5249260A Data input system Emerging Cross-Sectional Technologies 127 Expired
US5783932A Power generation plant and control apparatus therefor Electricity 69 Expired
US5493729A Knowledge data base processing system and expert system Physics 57 Expired
US5410883A Control system for plant Physics 33 Expired
US6501628B1 Method of synchronous circuit opening of generator circuit breaker, and its control apparatus Electricity 16 Expired
US5414798A Knowledge information generating system Emerging Cross-Sectional Technologies 13 Expired
US5346777A Chemical reaction installation Emerging Cross-Sectional Technologies 11 Expired
US5436511A Apparatus for interrupting supply of power from power system to portion of consumer load in response to control signal from power system Emerging Cross-Sectional Technologies 7 Expired
US6947813B2 Power distribution panel switch gear and a monitoring and control system having a distribution panel switch gear Emerging Cross-Sectional Technologies 7 Expired
US7840829B2 Power supply system Emerging Cross-Sectional Technologies 4 Active
US5719558A Monitoring apparatus for a power plant comprising direct current sources Emerging Cross-Sectional Technologies 2 Expired
US5676922A Chemical reactor replacement method Emerging Cross-Sectional Technologies 0 Expired
US9671807B2 Power grid stabilization system and power grid stabilization method Electricity 0 Active

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