Inventor · Yokohama, JP

Hideki Arakawa

58Patents
22h-index
39Co-inventors
88Inventor score

Filing activity: Mar 7, 1980 → Aug 6, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5590073A Random access memory having flash memory Physics 129 Expired
US4703196A High voltage precharging circuit Physics 82 Expired
US5489870A Voltage booster circuit Electricity 65 Expired
US6208200A Level shift circuit with low voltage operation Electricity 55 Expired
US4298629A Method for forming a nitride insulating film on a silicon semiconductor substrate surface by direct nitridation Electricity 52 Expired
US5189641A Non-volatile random access memory device Physics 50 Expired
US5396459A Single transistor flash electrically programmable memory cell in which a negative voltage is applied to the nonselected word line Physics 49 Expired
US5051958A Nonvolatile static memory device utilizing separate power supplies Physics 44 Expired
US4800533A Semiconductor nonvolatile memory device Physics 41 Expired
US4677590A Nonvolatile semiconductor memory circuit including dummy sense amplifiers Physics 41 Expired
US4703456A Non-volatile random access memory cell Physics 41 Expired
US5883501A Power supply circuit Emerging Cross-Sectional Technologies 34 Expired
US7096406B2 Memory controller for multilevel cell memory Physics 33 Expired
US4799194A Semiconductor random access nonvolatile memory device with restore and control circuits Physics 31 Expired
US4878203A Semiconductor non-volatile memory with cut-off circuit when leakage occurs Physics 31 Expired
US4601020A Semiconductor memory device Physics 30 Expired
US5039882A Address decoder circuit for non-volatile memory Physics 29 Expired
US4503519A Semiconductor non-volatile memory element of an electrically erasable type Electricity 27 Expired
US4355375A Semiconductor memory device Physics 25 Expired
US4368524A Semiconductor device Electricity 25 Expired
US5388078A Semiconductor memory device having current to voltage conversion type amplifier Physics 23 Expired
US5198997A Ultraviolet erasable nonvolatile memory with current mirror circuit type sense amplifier Physics 23 Expired
US7274602B2 Storage device and control method therefor Physics 22 Active
US4584494A Semiconductor timer Electricity 19 Expired
US8599614B2 Programming method for NAND flash memory device to reduce electrons in channels Electricity 18 Active

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