Inventor · Kawasaki, JP

Dai Nakamura

27Patents
6h-index
31Co-inventors
65Inventor score

Filing activity: Nov 26, 2007 → Feb 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8724391B2 Semiconductor memory device Physics 14 Active
US8630106B2 Semiconductor memory device with memory cells each including a charge accumulation layer and a control gate Electricity 13 Active
US7974130B2 Semiconductor memory device and method for erasing the same Physics 13 Active
US7911844B2 Non-volatile semiconductor storage device Physics 11 Active
US9691484B2 Semiconductor memory device with memory cells each including a charge accumulation layer and a control gate Electricity 7 Active
US9324432B2 Semiconductor memory device with memory cells each including a charge accumulation layer and a control gate Electricity 6 Active
US8274837B2 NAND flash memory Physics 6 Active
US10049745B2 Semiconductor memory device with memory cells each including a charge accumulation layer and a control gate Electricity 5 Active
US7839679B2 Nonvolatile semiconductor memory Electricity 4 Active
US8077525B2 Nonvolatile semiconductor memory device Physics 4 Active
US7948797B2 Nonvolatile semiconductor memory device and method for operating the same Physics 3 Active
US10431309B2 Semiconductor memory device with memory cells each including a charge accumulation layer and a control gate Electricity 3 Active
US10978151B2 Semiconductor memory device with memory cells each including a charge accumulation layer and a control gate Electricity 2 Active
US8098527B2 Semiconductor memory device and manufacturing method thereof Electricity 2 Active
US11209846B2 Semiconductor device having plural power source voltage generators, and voltage supplying method Physics 2 Active
US10304538B2 Semiconductor memory device with memory cells each including a charge accumulation layer and a control gate Electricity 2 Active
US9906086B2 Rotating electric machine including a stator with a connection portion having a corner portion and method for manufacturing same Emerging Cross-Sectional Technologies 2 Active
US7974135B2 Non-volatile semiconductor memory device and erasing method thereof Physics 1 Active
USRE49274E1 Non-volatile semiconductor storage device General 1 Active
US11610630B2 Semiconductor memory device with memory cells each including a charge accumulation layer and a control gate Electricity 1 Active
USRE45307E1 Non-volatile semiconductor storage device General 0 Active
USRE47355E1 Non-volatile semiconductor storage device General 0 Active
US12197732B2 Memory system Physics 0 Active
USRE46526E1 Non-volatile semiconductor storage device General 0 Active
USRE50512E1 Non-volatile semiconductor storage device General 0 Active

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