Inventor · Yokohama, JP

Ken Hatakeyama

9Patents
3h-index
8Co-inventors
50Inventor score

Filing activity: Nov 28, 1990 → Jun 30, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5300879A Bidimensional electromagnetic emission level monitoring equipment Physics 25 Expired
US5160806A Electromagnetic shielding member and electromagnetic shielding case Electricity 16 Expired
US9985463B2 Mobile terminal charging device and vehicle equipped with same Electricity 3 Active
US10090718B2 Contactless charging device, program therefor, and automobile having contactless charging device mounted therein Electricity 2 Active
US9935488B2 Portable terminal charging apparatus and automobile having portable terminal charging apparatus mounted therein Electricity 2 Active
US10103565B2 Handheld-terminal charging device Electricity 1 Active
US10355511B2 Mobile-terminal charging device and vehicle equipped with same Electricity 1 Active
US10069337B2 Portable terminal charging device and automobile equipped with same Electricity 0 Active
US10141775B2 Mobile-terminal-charging device and vehicle in which same is mounted Electricity 0 Active

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