Inventor
WADA MASASHI
JP51 patents
⚠️ This page may combine multiple inventors who share the name “WADA MASASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
20 patentsUS6567313B2May 20, 2003
Nonvolatile memory, semiconductor device and method of programming to nonvolatile memory
HITACHI LTD49 citations96
US6266792B1Jul 24, 2001
Semiconductor memory, memory device, and memory card
HITACHI LTD51 citations96
US6016560AJan 18, 2000
Semiconductor memory, memory device, and memory card
HITACHI LTD126 citations96
US5677868AOct 14, 1997
Batch erasable nonvolatile memory device and erasing method
HITACHI LTD54 citations95
US5598368AJan 28, 1997
Batch erasable nonvolatile memory device and erasing method
HITACHI LTD48 citations95
US5345177ASep 6, 1994
Magnetic resonance imaging apparatus having vibration damping means on gradient coil
HITACHI LTD65 citations94
US5544098AAug 6, 1996
Semiconductor memory device having an automatically activated verify function capability
HITACHI LTD24 citations93
US5434819AJul 18, 1995
Semiconductor memory device having an automatically activated verify function capability
HITACHI LTD35 citations93
US5134583AJul 28, 1992
Nonvolatile semiconductor memory device having redundant data lines and page mode programming
HITACHI LTD53 citations93
US5898621AApr 27, 1999
Batch erasable single chip nonvolatile memory device and erasing method therefor
HITACHI LTD32 citations92
US5455789AOct 3, 1995
Nonvolatile semiconductor memory with selectively driven word lines
HITACHI LTD52 citations92
US6667928B2Dec 23, 2003
Semiconductor device in which a chip is supplied either a first voltage or a second voltage
HITACHI LTD37 citations90
US6477671B2Nov 5, 2002
Semiconductor memory, memory device, and memory card
HITACHI LTD7 citations74
US6512398B1Jan 28, 2003
Semiconductor integrated circuit device having reference voltage generating section
HITACHI LTD8 citations73
US5105389AApr 14, 1992
Semiconductor integrated circuit device
HITACHI LTD7 citations72
US4989185AJan 29, 1991
Semiconductor device with change-over circuit to access a memory area based upon internal or external signal
HITACHI LTD10 citations72
US5335204AAug 2, 1994
Semiconductor integrated circuit device
HITACHI LTD4 citations61
US5309105AMay 3, 1994
Vibration reduction system for magnetic-resonance imaging apparatus
HITACHI LTD4 citations60
US5257234AOct 26, 1993
Semiconductor integrated circuit device
HITACHI LTD1 citations51
US6618298B2Sep 9, 2003
Semiconductor memory device
HITACHI LTD1 citations45
TOSHIBA KK
6 patentsUS4990980AFeb 5, 1991
Semiconductor memory device
TOSHIBA KK25 citations93
US5001078AMar 19, 1991
Method of making semiconductor memory device
TOSHIBA KK18 citations82
US5521417AMay 28, 1996
Semiconductor device comprising a non-volatile memory formed on a data processor
TOSHIBA KK15 citations74
US5504028AApr 2, 1996
Method of forming a dynamic random memory device
TOSHIBA KK9 citations74
US5262985ANov 16, 1993
Nonvolatile semiconductor memory device
TOSHIBA KK14 citations74
US4606011AAug 12, 1986
Single transistor/capacitor semiconductor memory device and method for manufacture
TOSHIBA KK7 citations74
MITSUBISHI ELECTRIC CORP
4 patentsUS5896317AApr 20, 1999
Nonvolatile semiconductor memory device having data line dedicated to data loading
MITSUBISHI ELECTRIC CORP37 citations92
US5847995ADec 8, 1998
Nonvolatile semiconductor memory device having a plurality of blocks provided on a plurality of electrically isolated wells
MITSUBISHI ELECTRIC CORP33 citations92
US5852583ADec 22, 1998
Semiconductor memory device that can realize high speed data read out
MITSUBISHI ELECTRIC CORP9 citations74
US11271434B2Mar 8, 2022
Rectenna device
MITSUBISHI ELECTRIC CORP1 citations60
HITACHI HIGH TECH CORP
4 patentsUS11898974B2Feb 13, 2024
Charged particle beam device, computer, and signal processing method for charged particle beam device
HITACHI HIGH TECH CORP0 citations61
US7952072B2May 31, 2011
Test apparatus
HITACHI HIGH TECH CORP0 citations51
US12198894B2Jan 14, 2025
Measurement system and method of setting parameter of charged particle beam device
HITACHI HIGH TECH CORP0 citations50
US11961701B2Apr 16, 2024
Charged particle beam device and operation method therefor
HITACHI HIGH TECH CORP0 citations50
TOKYO SHIBAURA ELECTRIC CO
3 patentsUS4692785ASep 8, 1987
Integrated circuit device for writing and reading information
TOKYO SHIBAURA ELECTRIC CO19 citations74
US4571705AFeb 18, 1986
Nonvolatile semiconductor memory device with electrically selectable, erasable and programmable function
TOKYO SHIBAURA ELECTRIC CO16 citations74
US4477883AOct 16, 1984
Electrically erasable programmable read only memory
TOKYO SHIBAURA ELECTRIC CO14 citations74
RENESAS TECH CORP
2 patentsSUZUKI MOTOR CORP
2 patentsSUMITOMO CHEMICAL CO
2 patentsUS7811546B2Oct 12, 2010
Aluminum hydroxide aggregated particles, process for producing the same, vessel used therefor, and process for producing aluminum hydroxide powder
SUMITOMO CHEMICAL CO2 citations60
US7704465B2Apr 27, 2010
Aluminum hydroxide aggregated particles producing vessel
SUMITOMO CHEMICAL CO4 citations60
HITACHI ULSI SYS CO LTD
1 patentKAO CORP
1 patentAKITA ELECTRONICS CO LTD
1 patentHONDA MOTOR CO LTD
1 patentYAMAHA MOTOR CO LTD
1 patentHIRANO KATSUNORI
1 patentTAKASAGO KOGYO KK
1 patentShowing the top 50 of 51 patents by PatentIndex Score.