P

Inventor

TANAKA TOSHIHIRO

JP162 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA TOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

29 patents
US6542411B2Apr 1, 2003

Nonvolatile memory and semiconductor device with controlled voltage booster circuit

HITACHI LTD251 citations99
US5592415AJan 7, 1997

Non-volatile semiconductor memory

HITACHI LTD157 citations99
US5446690AAug 29, 1995

Semiconductor nonvolatile memory device

HITACHI LTD442 citations99
US5808944ASep 15, 1998

Semiconductor memory device having a defect relief arrangement

HITACHI LTD97 citations98
US5469390ANov 21, 1995

Semiconductor memory system with the function of the replacement to the other chips

HITACHI LTD131 citations98
US5422856AJun 6, 1995

Non-volatile memory programming at arbitrary timing based on current requirements

HITACHI LTD143 citations98
US6567313B2May 20, 2003

Nonvolatile memory, semiconductor device and method of programming to nonvolatile memory

HITACHI LTD49 citations96
US6519184B2Feb 11, 2003

Non-volatile memory device with plurality of threshold voltage distributions

HITACHI LTD101 citations96
US6510086B2Jan 21, 2003

Nonvolatile semiconductor memory

HITACHI LTD44 citations96
US6477090B2Nov 5, 2002

Semiconductor device, microcomputer and flash memory

HITACHI LTD70 citations96
US6370059B2Apr 9, 2002

Nonvolatile semiconductor memory

HITACHI LTD20 citations96
US6272042B1Aug 7, 2001

Nonvolatile semiconductor memory

HITACHI LTD24 citations96
US6201735B1Mar 13, 2001

Electrically erasable and programmable nonvolatile semiconductor memory

HITACHI LTD26 citations96
US6130841AOct 10, 2000

Semiconductor nonvolatile memory apparatus and computer system using the same

HITACHI LTD43 citations96
US6101123AAug 8, 2000

Nonvolatile semiconductor memory with programming and erasing verification

HITACHI LTD30 citations96
US5978270ANov 2, 1999

Semiconductor non-volatile memory device and computer system using the same

HITACHI LTD57 citations96
US5910913AJun 8, 1999

Non-volatile semiconductor memory

HITACHI LTD32 citations96
US5828600AOct 27, 1998

Non-volatile semiconductor memory

HITACHI LTD40 citations96
US5151385ASep 29, 1992

Method of manufacturing a metallic silicide transparent electrode

HITACHI LTD76 citations95
US6643193B2Nov 4, 2003

Semiconductor device, microcomputer and flash memory

HITACHI LTD65 citations94
US6538926B2Mar 25, 2003

Nonvolatile semiconductor memory system with capability of starting a new program operation while an existing program operation is being performed

HITACHI LTD17 citations93
US6442070B1Aug 27, 2002

Semiconductor nonvolatile memory apparatus and computer system using the same

HITACHI LTD17 citations93
US6335880B2Jan 1, 2002

Nonvolatile semiconductor memory

HITACHI LTD15 citations93
US5581508ADec 3, 1996

Semiconductor memory having sub-word line replacement

HITACHI LTD38 citations93
US5532971AJul 2, 1996

Nonvolatile semiconductor memory having enhanced speed for erasing and programming

HITACHI LTD36 citations93
US6480418B2Nov 12, 2002

Semiconductor non-volatile storage

HITACHI LTD21 citations92
US6288941B1Sep 11, 2001

Electrically erasable semiconductor non-volatile memory device having memory cell array divided into memory blocks

HITACHI LTD50 citations92
US6122196ASep 19, 2000

Semiconductor non-volatile storage device capable of a high speed reading operation

HITACHI LTD35 citations92
US5467309ANov 14, 1995

Semiconductor nonvolatile memory device having reduced switching overhead time on the program mode

HITACHI LTD43 citations91

RENESAS TECH CORP

6 patents

MITSUBISHI ELECTRIC CORP

3 patents

HITACHI ULSI SYS CO LTD

2 patents

SHISEIDO CO LTD

2 patents

ALPS ELECTRIC CO LTD

2 patents

RENESAS ELECTRONICS CORP

1 patent

KYOWA KK

1 patent

EBARA INFILCO

1 patent

EBARA CORP

1 patent

HANZAWA SATORU

1 patent

PANASONIC CORP

1 patent

Showing the top 50 of 162 patents by PatentIndex Score.