Inventor
MASUDA MASAMI
JP43 patents
⚠️ This page may combine multiple inventors who share the name “MASUDA MASAMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
20 patentsUS5544123AAug 6, 1996
Semiconductor memory device having a test circuit
TOSHIBA KK24 citations92
US5068831ANov 26, 1991
Data read circuit for semiconductor storage device
TOSHIBA KK34 citations92
US6018488AJan 25, 2000
Semiconductor memory device and method relieving defect of semiconductor memory device
TOSHIBA KK25 citations90
US5524095AJun 4, 1996
Semiconductor memory device with a substrate bias voltage generation circuit as a power supply of a word line driver circuit
TOSHIBA KK24 citations89
US6501702B2Dec 31, 2002
Semiconductor memory integrated circuit
TOSHIBA KK17 citations83
US4804868AFeb 14, 1989
BiMOS logical circuit
TOSHIBA KK22 citations81
US4804869AFeb 14, 1989
BiMOS logical circuit
TOSHIBA KK20 citations81
US5073872ADec 17, 1991
Data output control circuit for semiconductor storage device
TOSHIBA KK15 citations74
US4963774AOct 16, 1990
Intermediate potential setting circuit
TOSHIBA KK10 citations74
US6301143B1Oct 9, 2001
Semiconductor memory device with chip layout for enabling high speed operation
TOSHIBA KK13 citations73
US6060946AMay 9, 2000
Semiconductor device having improved immunity to power supply voltage fluctuations
TOSHIBA KK11 citations73
US5311469AMay 10, 1994
Semiconductor memory device
TOSHIBA KK18 citations73
US5488326AJan 30, 1996
Data output circuit for semiconductor integrated circuit device which prevents current flow from the output to supply voltage
TOSHIBA KK13 citations72
US5594281AJan 14, 1997
Semiconductor apparatus having wiring structure of an integrated circuit in which a plurality of logic circuits of the same structure are arranged in the same direction
TOSHIBA KK2 citations63
US5422859AJun 6, 1995
Semiconductor memory system for monitoring a signal output, synchronization with data output from a memory device and indicating that the output data are valid, by using a CPU
TOSHIBA KK4 citations63
US6759896B2Jul 6, 2004
Semiconductor integrated circuit and semiconductor memory having a voltage step-down circuit stepping external power supply voltage down to internal power supply voltage
TOSHIBA KK2 citations62
US9589656B2Mar 7, 2017
Voltage generation circuit which is capable of executing high-speed boost operation
TOSHIBA KK0 citations51
US8872562B2Oct 28, 2014
Semiconductor device
TOSHIBA KK1 citations51
US5629902AMay 13, 1997
Semiconductor memory device
TOSHIBA KK1 citations51
US7649761B2Jan 19, 2010
Semiconductor memory device
TOSHIBA KK0 citations36
HITACHI LTD
8 patentsUS5202810AApr 13, 1993
Magnetic disk having an improved surface configuration
HITACHI LTD76 citations96
US5353182AOct 4, 1994
Magnetic disk unit having magnetic disks and a magnetic head with a head slider which is in contact with surfaces of the magnetic disk
HITACHI LTD31 citations92
US5166824ANov 24, 1992
Rear projection screen and manufacturing method therefor as well as molding die for shaping rear projection screen, overhead projector and projection television set
HITACHI LTD41 citations92
US4585379AApr 29, 1986
Precision positioning device
HITACHI LTD28 citations89
US5304045AApr 19, 1994
Closed type motor-driven compressor, a scroll compressor and a scroll lap machining end mill
HITACHI LTD37 citations88
US5022797AJun 11, 1991
Diamond tool
HITACHI LTD28 citations88
US4062150ADec 13, 1977
Centerless grinding method and device using same
HITACHI LTD23 citations76
US4697964AOct 6, 1987
Boring machine
HITACHI LTD15 citations72
TOSHIBA MEMORY CORP
5 patentsUS10818364B2Oct 27, 2020
Voltage generation circuit which is capable of executing high-speed boost operation
TOSHIBA MEMORY CORP3 citations83
US10340857B2Jul 2, 2019
Amplifier circuit
TOSHIBA MEMORY CORP1 citations60
US10515706B2Dec 24, 2019
Voltage generation circuit which is capable of executing high-speed boost operation
TOSHIBA MEMORY CORP0 citations51
US10242748B2Mar 26, 2019
Voltage generation circuit which is capable of executing high-speed boost operation
TOSHIBA MEMORY CORP0 citations51
US10431266B2Oct 1, 2019
Semiconductor storage device
TOSHIBA MEMORY CORP0 citations38
KIOXIA CORP
4 patentsUS12002520B2Jun 4, 2024
Voltage generation circuit which is capable of executing high-speed boost operation
KIOXIA CORP0 citations61
US11742033B2Aug 29, 2023
Voltage generation circuit which is capable of executing high-speed boost operation
KIOXIA CORP0 citations61
US11250919B2Feb 15, 2022
Voltage generation circuit which is capable of executing high-speed boost operation
KIOXIA CORP0 citations61
US12495550B2Dec 9, 2025
Semiconductor storage device
KIOXIA CORP0 citations50
NONAKA TAKASHI
2 patentsUS9624279B2Apr 18, 2017
Method for producing insoluble aggregate of neurodegenerative-disease-related protein
NONAKA TAKASHI12 citations82
US9802992B2Oct 31, 2017
Cell into which protein, which can serve as polymerization nucleus of protein polymer, or polymer thereof is introduced, and method for production of the cell
NONAKA TAKASHI0 citations40