Inventor · Kokubunji, JP

Toru Toyabe

6Patents
5h-index
24Co-inventors
59Inventor score

Filing activity: Nov 21, 1977 → Sep 8, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US4172260A Insulated gate field effect transistor with source field shield extending over multiple region channel Electricity 58 Expired
US5408116A Grooved gate transistor having source and drain diffused layers with specified groove corner shape Electricity 38 Expired
US5258625A Interband single-electron tunnel transistor and integrated circuit Emerging Cross-Sectional Technologies 10 Expired
US5422496A Interband single-electron tunnel transistor and integrated circuit Emerging Cross-Sectional Technologies 9 Expired
US4429326A I.sup.2 L Memory with nonvolatile storage Electricity 7 Expired
US4998155A Radiation-hardened semiconductor device with surface layer Emerging Cross-Sectional Technologies 2 Expired

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