Inventor · Kumamoto, JP

Akira Gyotoku

4Patents
3h-index
11Co-inventors
47Inventor score

Filing activity: Dec 13, 1993 → Oct 27, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6195142A Organic electroluminescence element, its manufacturing method, and display device using organic electroluminescence element Electricity 129 Expired
US5442507A Magnetoresistive magnetic head Physics 26 Expired
US6791260B2 Organic electroluminescent element, panel and apparatus using the same Electricity 5 Expired
US7463275B2 Light source for image writing apparatus and production method for light source Performing Operations; Transporting 3 Expired

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