Inventor · Rifu, JP

Naoki Sugawa

6Patents
3h-index
5Co-inventors
50Inventor score

Filing activity: Feb 29, 1988 → Jul 7, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4827260A Digital-to-analog converter Electricity 33 Expired
US4893124A Pipelined serial-parallel A/D converter Electricity 24 Expired
US5343199A Resistor string circuit for use in D/A converter or A/D converter Electricity 21 Expired
US12278131B2 Stage and plasma processing apparatus Electricity 0 Active
US11942357B2 Workpiece placement apparatus and processing apparatus Electricity 0 Active
US11410871B2 Workpiece placement apparatus and processing apparatus Electricity 0 Active

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