Inventor · Tokyo, JP

Kunio Naito

4Patents
3h-index
17Co-inventors
51Inventor score

Filing activity: Feb 21, 1979 → Aug 6, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US4499442A Transfer-type electromagnetic relay comprising a permanent magnet under a fixed contact stud Electricity 8 Expired
US4290037A Flat electromagnetic relay Electricity 8 Expired
US7195736B1 Lead-free steel for machine structural use with excellent machinability and low strength anisotropy Chemistry; Metallurgy 3 Expired
US7445680B2 Lead-free steel for machine structural use with excellent machinability and low strength anisotropy Chemistry; Metallurgy 2 Expired

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