Inventor · Kumamoto, JP

Yuji Kozai

10Patents
2h-index
8Co-inventors
43Inventor score

Filing activity: Aug 21, 2007 → Feb 12, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7932795B2 Silent electromagnetic relay Electricity 4 Active
US10811205B2 Relay Electricity 2 Active
US11791119B2 Relay Electricity 1 Active
US10650996B2 Relay Electricity 0 Active
US10600599B2 Relay General 0 Revoked
US10580603B2 Power switchgear Electricity 0 Active
US10784055B2 Contact piece unit and relay Electricity 0 Active
US8963660B2 Electromagnetic relay Electricity 0 Active
US10559442B2 Relay General 0 Revoked
US10468217B2 Relay General 0 Revoked

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