Inventor
KIMURA KATSUTAKA
JP103 patents
⚠️ This page may combine multiple inventors who share the name “KIMURA KATSUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
45 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
US6243290B1Jun 5, 2001
Nonvolatile semiconductor memory device
HITACHI LTD266 citations99
US5592415AJan 7, 1997
Non-volatile semiconductor memory
HITACHI LTD157 citations99
US6091640AJul 18, 2000
Semiconductor integrated circuit with multiple write operation modes
HITACHI LTD129 citations98
US6687156B2Feb 3, 2004
Semiconductor integrated circuit device, production and operation method thereof
HITACHI LTD55 citations96
US6510086B2Jan 21, 2003
Nonvolatile semiconductor memory
HITACHI LTD44 citations96
US6501672B1Dec 31, 2002
Dynamic random access memory (DRAM) capable of canceling out complementary noise developed in plate electrodes of memory cell capacitors
HITACHI LTD40 citations96
US6459621B1Oct 1, 2002
Semiconductor integrated circuit and data processing system
HITACHI LTD55 citations96
US6438028B1Aug 20, 2002
Semiconductor integrated circuit device, production and operation method thereof
HITACHI LTD49 citations96
US6396736B1May 28, 2002
Nonvolatile semiconductor memory device which stores multi-value information
HITACHI LTD35 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
US6181603B1Jan 30, 2001
Nonvolatile semiconductor memory device having plural memory cells which store multi-value information
HITACHI LTD42 citations96
US6134148AOct 17, 2000
Semiconductor integrated circuit and data processing system
HITACHI LTD78 citations96
US6101123AAug 8, 2000
Nonvolatile semiconductor memory with programming and erasing verification
HITACHI LTD30 citations96
US5982667ANov 9, 1999
Nonvolatile semiconductor memory device for storing multivalue information by controlling erase and plural write states of each memory cell
HITACHI LTD55 citations96
US5910913AJun 8, 1999
Non-volatile semiconductor memory
HITACHI LTD32 citations96
US5828600AOct 27, 1998
Non-volatile semiconductor memory
HITACHI LTD40 citations96
US5165009ANov 17, 1992
Neural network processing system using semiconductor memories
HITACHI LTD77 citations96
US4992985AFeb 12, 1991
Method for selectively initiating/terminating a test mode in an address multiplexed DRAM and address multiplexed DRAM having such a capability
HITACHI LTD34 citations96
US4894696AJan 16, 1990
Dynamic random access memory having a trench capacitor
HITACHI LTD65 citations96
US4811299AMar 7, 1989
Dynamic RAM device having a separate test mode capability
HITACHI LTD61 citations96
US6668344B1Dec 23, 2003
Semiconductor integrated circuit with memory redundancy circuit
HITACHI LTD28 citations93
US6625051B2Sep 23, 2003
Semiconductor integrated circuit
HITACHI LTD13 citations93
US6570419B2May 27, 2003
Semiconductor integrated circuit having a clock recovery circuit
HITACHI LTD38 citations93
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
US6495870B1Dec 17, 2002
Semiconductor device and method for patterning the semiconductor device in which line patterns terminate at different lengths to prevent the occurrence of a short or break
HITACHI LTD25 citations93
US6477100B2Nov 5, 2002
Semiconductor memory device with over-driving sense amplifier
HITACHI LTD40 citations93
US6426889B2Jul 30, 2002
Semiconductor integrated circuit
HITACHI LTD20 citations93
US6400596B2Jun 4, 2002
Semiconductor memory device using open data line arrangement
HITACHI LTD22 citations93
US6335880B2Jan 1, 2002
Nonvolatile semiconductor memory
HITACHI LTD15 citations93
US6281725B1Aug 28, 2001
Semiconductor integrated circuit having a clock recovery circuit
HITACHI LTD40 citations93
US6278628B1Aug 21, 2001
Semiconductor integrated circuit
HITACHI LTD16 citations93
US6205556B1Mar 20, 2001
Semiconductor integrated circuit device comprising a memory array and a processing circuit
HITACHI LTD26 citations93
US6163485ADec 19, 2000
Semiconductor integrated circuit data processing system
HITACHI LTD29 citations93
US6097623AAug 1, 2000
Ferroelectric memory device having two columns of memory cells precharged to separate voltages
HITACHI LTD28 citations93
US5910911AJun 8, 1999
Semiconductor memory and process of operating the same
HITACHI LTD37 citations93
US5875347AFeb 23, 1999
Neural network processing system using semiconductor memories
HITACHI LTD17 citations93
US5532971AJul 2, 1996
Nonvolatile semiconductor memory having enhanced speed for erasing and programming
HITACHI LTD36 citations93
US5309393AMay 3, 1994
Semiconductor memory device
HITACHI LTD37 citations93
US5299165AMar 29, 1994
Semiconductor memory having one-transistor/one-capacitor memory cells and having both improved noise ratio and high density integration
HITACHI LTD42 citations93
US5299157AMar 29, 1994
Semiconductor memories with serial sensing scheme
HITACHI LTD21 citations93
US4930112AMay 29, 1990
Semiconductor device having a voltage limiter
HITACHI LTD43 citations93
RENESAS TECH CORP
2 patentsHITAACHI LTD
1 patentHITACHI MAXELL
1 patentHITACHI DEVICE ENG
1 patentShowing the top 50 of 103 patents by PatentIndex Score.