Inventor

KUTSUKAKE HIROYUKI

JP60 patents

⚠️ This page may combine multiple inventors who share the name “KUTSUKAKE HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KUTSUKAKE HIROYUKI

TOSHIBA KK

High-voltage transistor having shielding gate

Semiconductor device and manufacturing method

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device

Non-volatile semiconductor storage device

Semiconductor memory device and method of preliminary data writing to select memory cell transistors

Semiconductor integrated circuit device

Semiconductor device with high-breakdown-voltage transistors

High-voltage transistor having shielding gate

Semiconductor device and method of manufacturing the same

High-voltage transistor having shielding gate

Method of manufacturing an electrically erasable programmable read-only memory (EEPROM)

Semiconductor device with a selection gate and a peripheral gate

Nonvolatile semiconductor memory

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device

Semiconductor device and method of manufacture thereof

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device

High-voltage transistor having shielding gate

Nonvolatile semiconductor memory

Non-volatile semiconductor storage device

Non-volatile semiconductor storage device

KUTSUKAKE HIROYUKI

Non-volatile semiconductor memory device

Nonvolatile semiconductor storage device including a transfer transistor

Depletion MOS transistor and enhancement MOS transistor

Nonvolatile semiconductor memory device with reduced size of peripheral circuit area

Semiconductor memory device

Potential relationship in an erasing operation of a nonvolatile semiconductor memory

Nonvolatile semiconductor memory device

Semiconductor device

Semiconductor memory device

High-voltage transistor having shielding gate

KIOXIA CORP

Non-volatile semiconductor storage device

Non-volatile semiconductor storage device

Semiconductor storage device

Semiconductor device with regions and contacts

Semiconductor device

Semiconductor device and method of manufacturing semiconductor device

TOSHIBA MEMORY CORP

Semiconductor device

High-voltage transistor having shielding gate

High-voltage transistor having shielding gate

Non-volatile semiconductor storage device

KATO YOSHIKO

Semiconductor storage device and method of manufacturing the same

Semiconductor memory device

NODA MITSUHIKO

Nonvolatile semiconductor memory device having air gap proximate to element isolation region and method of manufacturing the same

IZUMI TATSUO

Semiconductor device and manufacturing method thereof

MATSUNAMI JUNYA

Semiconductor storage device

NOGUCHI MITSUHIRO

Non-volatile semiconductor memory device for suppressing deterioration in junction breakdown voltage and surface breakdown voltage of transistor