Inventor · Fukushima, JP

Masami Okada

13Patents
4h-index
29Co-inventors
60Inventor score

Filing activity: Mar 28, 1986 → Feb 8, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6349203B1 Moving body terminal device, information providing device, information providing system, information providing method, and medium having recorded program for the moving body terminal device Electricity 447 Expired
US4710297A Fluid filter with pleated filter medium Performing Operations; Transporting 31 Expired
US6816395B2 Switching power source device Emerging Cross-Sectional Technologies 9 Expired
US5311030A Tape end detecting device for tape decks using center and side prisms for directing light Physics 9 Expired
US11050259B2 Power supply device and control device Emerging Cross-Sectional Technologies 3 Active
US10951038B2 Power supply device, power supply system, and method of controlling power supply Emerging Cross-Sectional Technologies 2 Active
US7843173B2 Charger and method of charging Emerging Cross-Sectional Technologies 1 Active
US8047419B2 Method of manufacturing vehicle body and welding facility Performing Operations; Transporting 1 Active
US11183727B2 Power supply apparatus Emerging Cross-Sectional Technologies 0 Active
US11165105B2 Power supply device, power storage device, electronic device, and power system Emerging Cross-Sectional Technologies 0 Active
US10998758B2 Power supply apparatus and electricity storage device Emerging Cross-Sectional Technologies 0 Active
US10340716B2 Electric storage device and start-up method Emerging Cross-Sectional Technologies 0 Active
US10749374B2 Electric power supply device, method for supplying electric power, and power storage device Emerging Cross-Sectional Technologies 0 Active

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