Inventor · Hachioji, JP

Toshiaki Masuhara

42Patents
21h-index
97Co-inventors
88Inventor score

Filing activity: Mar 5, 1971 → May 22, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US4021835A Semiconductor device and a method for fabricating the same Electricity 143 Expired
US5332910A Semiconductor optical device with nanowhiskers Electricity 125 Expired
US4455495A Programmable semiconductor integrated circuitry including a programming semiconductor element Electricity 111 Expired
US4768076A Recrystallized CMOS with different crystal planes Electricity 111 Expired
US4701884A Semiconductor memory for serial data access Electricity 102 Expired
US4942556A Semiconductor memory device Physics 95 Expired
US5426745A Apparatus including a pair of neural networks having disparate functions cooperating to perform instruction recognition Physics 90 Expired
US5163111A Customized personal terminal device Physics 51 Expired
US4581628A Circuit programming by use of an electrically conductive light shield Electricity 47 Expired
US4539660A Semiconductor integrated circuit Emerging Cross-Sectional Technologies 46 Expired
US4805147A Stacked static random access memory cell having capacitor Emerging Cross-Sectional Technologies 41 Expired
US5132771A Semiconductor memory device having flip-flop circuits Emerging Cross-Sectional Technologies 40 Expired
US4672586A Semiconductor memory having circuit effecting refresh on variable cycles Physics 35 Expired
US4280065A Tri-state type driver circuit Electricity 33 Expired
US4849801A Semiconductor memory device having increased capacitance for the storing nodes of the memory cells Emerging Cross-Sectional Technologies 30 Expired
US4492974A DMOS With gate protection diode formed over base region Electricity 29 Expired
US4710648A Semiconductor including signal processor and transient detector for low temperature operation Electricity 28 Expired
US4747082A Semiconductor memory with automatic refresh means Physics 26 Expired
US4616243A Gate protection for a MOSFET Electricity 22 Expired
US5172335A Semiconductor memory with divided bit load and data bus lines Physics 22 Expired
US4015281A MIS-FETs isolated on common substrate Electricity 21 Expired
US4559550A CCD Type solid-state imaging device Electricity 20 Expired
US4937790A Semiconductor memory device Physics 19 Expired
US4609835A Semiconductor integrated circuit Electricity 18 Expired
US4377819A Semiconductor device Electricity 18 Expired

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