Inventor
KOTANI HIROAKI
JP48 patents
⚠️ This page may combine multiple inventors who share the name “KOTANI HIROAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
24 patentsUS6496418B2Dec 17, 2002
Semiconductor integrated circuit and data processing system
HITACHI LTD89 citations99
US6285597B2Sep 4, 2001
Semiconductor integrated circuit and data processing system
HITACHI LTD94 citations99
US5446690AAug 29, 1995
Semiconductor nonvolatile memory device
HITACHI LTD442 citations99
US6091640AJul 18, 2000
Semiconductor integrated circuit with multiple write operation modes
HITACHI LTD129 citations98
US6459614B1Oct 1, 2002
Non-volatile memory device and refreshing method
HITACHI LTD46 citations97
US6366495B2Apr 2, 2002
Nonvolatile memory device and refreshing method
HITACHI LTD41 citations97
US6038165AMar 14, 2000
Nonvolatile memory device and refreshing method
HITACHI LTD50 citations97
US6038167AMar 14, 2000
Nonvolatile memory device and refreshing method
HITACHI LTD52 citations97
US5889698AMar 30, 1999
Nonvolatile memory device and refreshing method
HITACHI LTD82 citations97
US6829163B2Dec 7, 2004
Clock synchronized nonvolatile memory device
HITACHI LTD15 citations96
US6459621B1Oct 1, 2002
Semiconductor integrated circuit and data processing system
HITACHI LTD55 citations96
US6256230B1Jul 3, 2001
Nonvolatile memory device and refreshing method
HITACHI LTD25 citations96
US6226198B1May 1, 2001
Nonvolatile memory device and refreshing method
HITACHI LTD25 citations96
US6134148AOct 17, 2000
Semiconductor integrated circuit and data processing system
HITACHI LTD78 citations96
US6078519AJun 20, 2000
Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell
HITACHI LTD43 citations96
US6163485ADec 19, 2000
Semiconductor integrated circuit data processing system
HITACHI LTD29 citations93
US6301150B1Oct 9, 2001
Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell
HITACHI LTD17 citations92
US4941129AJul 10, 1990
Semiconductor memory device
HITACHI LTD24 citations92
US6111790AAug 29, 2000
Non-volatile memory device and refreshing method
HITACHI LTD15 citations86
US5043947AAug 27, 1991
Semiconductor memory device
HITACHI LTD20 citations82
US5268868ADec 7, 1993
Output buffer circuits for reducing ground bounce noise
HITACHI LTD12 citations74
US5018101AMay 21, 1991
Semiconductor memory
HITACHI LTD8 citations74
US4956811ASep 11, 1990
Semiconductor memory
HITACHI LTD10 citations74
US6490195B2Dec 3, 2002
Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell
HITACHI LTD2 citations62
RENESAS TECH CORP
16 patentsUS6801452B2Oct 5, 2004
Clock synchronized non-volatile memory device
RENESAS TECH CORP253 citations99
US7161830B2Jan 9, 2007
Clock synchronized nonvolatile memory device
RENESAS TECH CORP16 citations96
US6912156B2Jun 28, 2005
Clock synchronized nonvolatile memory device
RENESAS TECH CORP15 citations96
US6757194B2Jun 29, 2004
Clock synchronized non-volatile memory device
RENESAS TECH CORP15 citations96
US6751120B2Jun 15, 2004
Clock synchronized non-volatile memory device
RENESAS TECH CORP14 citations96
US6850434B2Feb 1, 2005
Clock synchronized nonvolatile memory device
RENESAS TECH CORP13 citations93
US6847549B2Jan 25, 2005
Clock synchronized non-volatile memory device
RENESAS TECH CORP12 citations93
US6751119B2Jun 15, 2004
Clock synchronized non-volatile memory device
RENESAS TECH CORP13 citations93
US6711054B2Mar 23, 2004
Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell
RENESAS TECH CORP22 citations92
US6965525B2Nov 15, 2005
Clock synchronized nonvolatile memory device
RENESAS TECH CORP9 citations82
US6898118B2May 24, 2005
Clock synchronized non-volatile memory device
RENESAS TECH CORP10 citations82
US6868006B2Mar 15, 2005
Clock synchronized non-volatile memory device
RENESAS TECH CORP11 citations82
US6804147B2Oct 12, 2004
Clock synchronized non-volatile memory device
RENESAS TECH CORP12 citations82
US6768672B2Jul 27, 2004
Clock Synchronized Non-Volatile Memory Device
RENESAS TECH CORP12 citations82
US6747941B2Jun 8, 2004
Clock synchronized non-volatile memory device
RENESAS TECH CORP12 citations82
US7193894B2Mar 20, 2007
Clock synchronized nonvolatile memory device
RENESAS TECH CORP3 citations74
SOLID STATE STORAGE SOLUTIONS
4 patentsUS7286397B2Oct 23, 2007
Clock synchronized nonvolatile memory device
SOLID STATE STORAGE SOLUTIONS16 citations96
US7324375B2Jan 29, 2008
Multi-bits storage memory
SOLID STATE STORAGE SOLUTIONS10 citations93
US7327604B2Feb 5, 2008
Clock synchronized non-volatile memory device
SOLID STATE STORAGE SOLUTIONS6 citations82
US7542339B2Jun 2, 2009
Clock synchronized non-volatile memory device
SOLID STATE STORAGE SOLUTIONS4 citations74