Inventor · Kasai, JP

Takeshi Nakayama

141Patents
28h-index
159Co-inventors
93Inventor score

Filing activity: Aug 31, 1976 → Jun 14, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4811294A Data integrity verifying circuit for electrically erasable and programmable read only memory (EEPROM) Physics 156 Expired
US5297096A Nonvolatile semiconductor memory device and data erasing method thereof Physics 105 Expired
US4970727A Semiconductor integrated circuit having multiple self-test functions and operating method therefor Physics 81 Expired
US5745417A Electrically programmable and erasable nonvolatile semiconductor memory device and operating method therefor Electricity 81 Expired
US5233610A Semiconductor memory device having error correcting function Physics 80 Expired
US5428568A Electrically erasable and programmable non-volatile memory device and a method of operating the same Physics 78 Expired
US4903236A Nonvolatile semiconductor memory device and a writing method therefor Physics 75 Expired
US5111427A Nonvolatile content-addressable memory and operating method therefor Physics 72 Expired
US5363330A Non-volatile semiconductor memory device incorporating data latch and address counter for page mode programming Physics 70 Expired
US4953129A Nonvolatile semiconductor memory device capable of reliably writing data and a data writing method therefor Physics 70 Expired
US5347490A Nonvolatile semiconductor memory device Physics 58 Expired
US5371705A Internal voltage generator for a non-volatile semiconductor memory device Physics 54 Expired
US5283758A Non-volatile semiconductor memory device Physics 53 Expired
US5132928A Divided word line type non-volatile semiconductor memory device Physics 51 Expired
US4958317A Nonvolatile semiconductor memory device and a writing method using electron tunneling Physics 49 Expired
US7748110B2 Method for producing connection member Emerging Cross-Sectional Technologies 47 Active
US4531119A Method and apparatus for key-inputting Kanji Physics 44 Expired
US4805151A Nonvolatile semiconductor memory device Physics 42 Expired
US5659505A Electrically programmable and erasable nonvolatile semiconductor memory device and operating method therefor Electricity 39 Expired
US5898606A Electrically programmable and erasable nonvolatile semiconductor memory device and operating method therefor Electricity 37 Expired
US4733371A Semiconductor memory device with high voltage switch Physics 36 Expired
US4933906A Non-volatile semiconductor memory device Physics 36 Expired
US6691296B1 Circuit board design aiding Electricity 33 Expired
US4543631A Japanese text inputting system having interactive mnemonic mode and display choice mode Physics 33 Expired
US7258549B2 Connection member and mount assembly and production method of the same Emerging Cross-Sectional Technologies 31 Expired

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