Inventor
TAMURA TAKAYUKI
JP81 patents
⚠️ This page may combine multiple inventors who share the name “TAMURA TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
23 patentsUS6339546B1Jan 15, 2002
Storage device counting error correction
HITACHI LTD129 citations99
US6493273B2Dec 10, 2002
Semiconductor memory having electrically erasable and programmable nonvolatile semiconductor memory cells
HITACHI LTD26 citations96
US6480416B2Nov 12, 2002
Storage device counting error correction
HITACHI LTD39 citations96
US6388920B2May 14, 2002
Semiconductor memory device having faulty cells
HITACHI LTD42 citations96
US6317371B2Nov 13, 2001
Storage device with an error correction unit and an improved arrangement for accessing and transferring blocks of data stored in a non-volatile semiconductor memory
HITACHI LTD52 citations96
US6031758AFeb 29, 2000
Semiconductor memory device having faulty cells
HITACHI LTD61 citations96
US5732208AMar 24, 1998
External storage device and memory access control method thereof
HITACHI LTD41 citations96
US6535422B2Mar 18, 2003
Nonvolatile memory system
HITACHI LTD37 citations93
US5978941ANov 2, 1999
Semiconductor memory device having deterioration determining function
HITACHI LTD22 citations93
US5828871AOct 27, 1998
Information processing apparatus with connection between memory and memory control unit
HITACHI LTD32 citations93
US6584015B2Jun 24, 2003
Storage device counting error correction
HITACHI LTD20 citations92
US6542405B2Apr 1, 2003
Semiconductor memory device having faulty cells
HITACHI LTD14 citations92
US6459644B2Oct 1, 2002
Semiconductor memory device with block alignment function
HITACHI LTD41 citations92
US6236601B1May 22, 2001
Semiconductor memory device having faulty cells
HITACHI LTD17 citations92
US5812859ASep 22, 1998
Information processing apparatus with work suspend/resume function
HITACHI LTD22 citations92
US6629191B1Sep 30, 2003
Nonvolatile memory apparatus for storing data from a host
HITACHI LTD17 citations84
US6052315AApr 18, 2000
Semiconductor memory having electrically erasable and programmable nonvolatile semiconductor memory cells
HITACHI LTD8 citations82
US6701471B2Mar 2, 2004
External storage device and memory access control method thereof
HITACHI LTD8 citations74
US6598139B2Jul 22, 2003
Information processing apparatus
HITACHI LTD5 citations74
US6330651B1Dec 11, 2001
Information processing apparatus capable of reading data from memory at high speed
HITACHI LTD5 citations74
US6223311B1Apr 24, 2001
Semiconductor memory device having deterioration determining function
HITACHI LTD11 citations74
US6199187B1Mar 6, 2001
External storage device and memory access control method thereof
HITACHI LTD4 citations74
US6098159AAug 1, 2000
Information processing apparatus
HITACHI LTD6 citations74
RENESAS TECH CORP
15 patentsUS7054990B1May 30, 2006
External storage device using non-volatile semiconductor memory
RENESAS TECH CORP75 citations96
US6731537B2May 4, 2004
Non-volatile memory device and data storing method
RENESAS TECH CORP69 citations96
US7392457B2Jun 24, 2008
Memory storage device having a nonvolatile memory and memory controller with error check operation mode
RENESAS TECH CORP18 citations93
US7117328B2Oct 3, 2006
Non-volatile data storage system and data storaging method
RENESAS TECH CORP39 citations93
US7581058B2Aug 25, 2009
Non-volatile memory having multiple erase operations
RENESAS TECH CORP16 citations92
US6751123B2Jun 15, 2004
Storage device counting error correction
RENESAS TECH CORP25 citations92
US6728138B2Apr 27, 2004
Semiconductor memory device having faulty cells
RENESAS TECH CORP16 citations92
US7334080B2Feb 19, 2008
Nonvolatile memory with independent access capability to associated buffer
RENESAS TECH CORP15 citations84
US7012836B2Mar 14, 2006
Nonvolatile memory and method of restoring of failure memory cell
RENESAS TECH CORP16 citations84
US6972979B2Dec 6, 2005
Nonvolatile memory
RENESAS TECH CORP13 citations84
US7570515B2Aug 4, 2009
Semiconductor memory having electrically erasable and programmable semiconductor memory cells
RENESAS TECH CORP5 citations74
US7295467B2Nov 13, 2007
Semiconductor memory having electrically erasable and programmable semiconductor memory cells
RENESAS TECH CORP2 citations74
US7234087B2Jun 19, 2007
External storage device and memory access control method thereof
RENESAS TECH CORP4 citations74
US6891759B2May 10, 2005
Semiconductor memory having electrically erasable and programmable semiconductor memory cells
RENESAS TECH CORP3 citations74
US6694460B2Feb 17, 2004
Semiconductor memory device having deterioration determining function
RENESAS TECH CORP9 citations74
HITACHI ULSI SYS CO LTD
5 patentsUS7114117B2Sep 26, 2006
Memory card and memory controller
HITACHI ULSI SYS CO LTD64 citations98
US6931582B2Aug 16, 2005
Memory card and memory controller
HITACHI ULSI SYS CO LTD42 citations96
US7290198B2Oct 30, 2007
Memory card and memory controller
HITACHI ULSI SYS CO LTD10 citations84
US7116578B2Oct 3, 2006
Non-volatile memory device and data storing method
HITACHI ULSI SYS CO LTD11 citations84
US7070113B2Jul 4, 2006
Nonvolatile memory card
HITACHI ULSI SYS CO LTD10 citations73
MITSUBISHI ELECTRIC CORP
2 patentsSOLID STATE STORAGE SOLUTIONS
2 patentsALPINE ELECTRONICS INC
1 patentTAMURA TAKAYUKI
1 patentKATAYAMA KUNIHIRO
1 patentShowing the top 50 of 81 patents by PatentIndex Score.