Inventor
TSUNEHIRO TAKASHI
JP61 patents
⚠️ This page may combine multiple inventors who share the name “TSUNEHIRO TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
29 patentsUS6421279B1Jul 16, 2002
Flash memory control method and apparatus processing system therewith
HITACHI LTD162 citations99
US6347051B2Feb 12, 2002
Storage device employing a flash memory
HITACHI LTD110 citations99
US6341085B1Jan 22, 2002
Storage device employing a flash memory
HITACHI LTD137 citations99
US6275436B1Aug 14, 2001
Flash memory control method and apparatus processing system therewith
HITACHI LTD171 citations99
US5809515ASep 15, 1998
Semiconductor storage device in which instructions are sequentially fed to a plurality of flash memories to continuously write and erase data
HITACHI LTD106 citations99
US5644539AJul 1, 1997
Storage device employing a flash memory
HITACHI LTD163 citations99
US5530673AJun 25, 1996
Flash memory control method and information processing system therewith
HITACHI LTD315 citations99
US5530828AJun 25, 1996
Semiconductor storage device including a controller for continuously writing data to and erasing data from a plurality of flash memories
HITACHI LTD341 citations99
US6438012B1Aug 20, 2002
Directional coupling memory module
HITACHI LTD82 citations98
US6078520AJun 20, 2000
Flash memory control method and information processing system therewith
HITACHI LTD140 citations98
US5973964AOct 26, 1999
Flash memory control method and information processing system therewith
HITACHI LTD83 citations97
US6567334B2May 20, 2003
Storage device employing a flash memory
HITACHI LTD42 citations96
US6130837AOct 10, 2000
Storage device employing a flash memory
HITACHI LTD70 citations96
US5862083AJan 19, 1999
Information processing system
HITACHI LTD85 citations96
US5243269ASep 7, 1993
Battery power supply system
HITACHI LTD72 citations96
US5109500AApr 28, 1992
Disk drive control unit having sets of operating command and operation length information and generating end signal based upon operation length information
HITACHI LTD101 citations95
US7934006B2Apr 26, 2011
Device management system
HITACHI LTD28 citations93
US6549974B2Apr 15, 2003
Semiconductor storage apparatus including a controller for sending first and second write commands to different nonvolatile memories in a parallel or time overlapped manner
HITACHI LTD21 citations93
US6145050ANov 7, 2000
Semiconductor disk storage apparatus including a write buffer memory in which instructions are sequentially fed to a plurality of flash memories to continuously write sectors of data in an overlapped manner into the flash memories
HITACHI LTD29 citations93
US5670969ASep 23, 1997
Information processing apparatus
HITACHI LTD26 citations93
US8015417B2Sep 6, 2011
Remote access system, gateway, client device, program, and storage medium
HITACHI LTD20 citations92
US7607140B2Oct 20, 2009
Device management system
HITACHI LTD25 citations92
US6978328B1Dec 20, 2005
Bus system, memory system, printed circuit board and directional coupler
HITACHI LTD49 citations92
US6915427B2Jul 5, 2005
Hub apparatus with copyright protection function
HITACHI LTD30 citations92
US6654270B2Nov 25, 2003
Directional coupling memory module
HITACHI LTD34 citations92
US6598115B2Jul 22, 2003
Semiconductor storage apparatus including a plurality of nonvolatile flash memories and utilizing logical to physical sector conversion
HITACHI LTD6 citations74
US6457092B1Sep 24, 2002
Semiconductor disk storage apparatus including a plurality of flash memories and a buffer memory to continuously write data responsive to first and second write commands
HITACHI LTD6 citations74
US4642625AFeb 10, 1987
Graphic processor for color and positional data of an image to be displayed
HITACHI LTD16 citations73
US5297098AMar 22, 1994
Control apparatus for data storage apparatus
HITACHI LTD18 citations71
RENESAS TECH CORP
14 patentsUS6788609B2Sep 7, 2004
Storage device employing a flash memory
RENESAS TECH CORP87 citations99
US7162645B2Jan 9, 2007
Storage device including a non-volatile memory
RENESAS TECH CORP89 citations98
US7006386B2Feb 28, 2006
Storage device employing a flash memory
RENESAS TECH CORP22 citations96
US7002851B2Feb 21, 2006
Storage device employing a flash memory
RENESAS TECH CORP22 citations96
US6925012B2Aug 2, 2005
Storage device employing a flash memory
RENESAS TECH CORP28 citations96
US6728826B2Apr 27, 2004
Semiconductor storage device in which commands are sequentially fed to a plurality of flash memories to continuously write data
RENESAS TECH CORP56 citations96
US7082510B2Jul 25, 2006
Storage device employing a flash memory
RENESAS TECH CORP16 citations93
US7064995B2Jun 20, 2006
Storage device employing a flash memory
RENESAS TECH CORP19 citations93
US7185145B2Feb 27, 2007
Memory card
RENESAS TECH CORP28 citations92
US7184320B2Feb 27, 2007
Storage device employing a flash memory
RENESAS TECH CORP7 citations82
US7123519B2Oct 17, 2006
Storage device employing a flash memory
RENESAS TECH CORP9 citations82
US7694067B2Apr 6, 2010
Memory card
RENESAS TECH CORP7 citations74
US7350023B2Mar 25, 2008
Memory card
RENESAS TECH CORP6 citations74
US7154805B2Dec 26, 2006
Storage device employing a flash memory
RENESAS TECH CORP6 citations74
SOLID STATE STORAGE SOLUTIONS
3 patentsUS7379379B2May 27, 2008
Storage device employing a flash memory
SOLID STATE STORAGE SOLUTIONS7 citations82
US7447072B2Nov 4, 2008
Storage device employing a flash memory
SOLID STATE STORAGE SOLUTIONS3 citations74
US7327624B2Feb 5, 2008
Storage device employing a flash memory
SOLID STATE STORAGE SOLUTIONS5 citations74
S4 INC
2 patentsSUZUKI AKIFUMI
2 patentsUS9299455B2Mar 29, 2016
Semiconductor storage device having nonvolatile semiconductor memory
SUZUKI AKIFUMI15 citations84
US9129699B2Sep 8, 2015
Semiconductor storage apparatus and method including executing refresh in a flash memory based on a reliability period using degree of deterioration and read frequency
SUZUKI AKIFUMI19 citations84
Showing the top 50 of 61 patents by PatentIndex Score.