Inventor · Yokohama, JP

Eietsu Takahashi

57Patents
10h-index
35Co-inventors
78Inventor score

Filing activity: May 7, 1986 → Jun 25, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US4779166A Illuminating apparatus Physics 56 Expired
US8199579B2 Nonvolatile semiconductor memory device Physics 27 Active
US8446777B2 Non-volatile semiconductor memory device Physics 17 Active
US8385126B2 Nonvolatile semiconductor memory device Physics 17 Active
US6877910B2 Plastic ferrule Performing Operations; Transporting 17 Expired
US9672926B2 Apparatus and method of programming and verification for a nonvolatile semiconductor memory device Physics 15 Active
US9025387B2 Nonvolatile semiconductor memory device Physics 12 Active
US8649221B2 Nonvolatile semiconductor memory device Physics 11 Active
US4747667A Plastic lens array Physics 11 Expired
US8599617B2 Nonvolatile semiconductor memory device Physics 10 Active
US9472295B2 Nonvolatile semiconductor memory device Physics 10 Active
US9691489B2 Nonvolatile semiconductor memory device with first and second read operations with different read voltages Physics 9 Active
US8149631B2 Non-volatile semiconductor storage device Physics 9 Active
US9805798B2 Nonvolatile semiconductor memory device Physics 8 Active
US8976597B2 Electrically rewriteable nonvolatile semiconductor memory device Physics 8 Active
US10186321B2 Nonvolatile semiconductor memory device Physics 7 Active
US9390800B2 Semiconductor memory and semiconductor memory control method Physics 7 Active
US9947415B2 Nonvolatile semiconductor memory device having a control circuit that controls voltage applied to non-selected word lines connected to unselected memory cells Physics 7 Active
US10818362B2 Nonvolatile semiconductor memory device including a memory cell array and a control circuit applying a reading voltage Physics 5 Active
US9530510B2 Nonvolatile semiconductor memory device Physics 5 Active
US8767478B2 Non-volatile semiconductor storage device Physics 4 Active
US8531891B2 Non-volatile semiconductor storage device Physics 4 Active
US10522227B2 Semiconductor memory device applying different voltages to respective select gate lines Electricity 4 Active
US9214237B2 Nonvolatile semiconductor memory device Physics 4 Active
US8737134B2 Nonvolatile semiconductor storage device Physics 3 Active

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