Inventor
SHIBAYAMA AKINORI
JP33 patents
⚠️ This page may combine multiple inventors who share the name “SHIBAYAMA AKINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
15 patentsUS6920079B2Jul 19, 2005
Semiconductor device and semiconductor memory device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD200 citations99
US6121786ASep 19, 2000
Semiconductor integrated circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD79 citations96
US5554953ASep 10, 1996
Internal reduced-voltage generator for semiconductor integrated circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD30 citations93
US7290234B2Oct 30, 2007
Method for computer aided design of semiconductor integrated circuits
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations92
US6160753ADec 12, 2000
Semiconductor integrated circuit device having main word lines and sub-word lines
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations92
US5545977AAug 13, 1996
Reference potential generating circuit and semiconductor integrated circuit arrangement using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD39 citations92
US5355081AOct 11, 1994
Method for testing a semiconductor integrated circuit having self testing circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations92
US5251177AOct 5, 1993
Semiconductor memory device having an improved refresh operation
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations92
US5248936ASep 28, 1993
Semiconductor integrated circuit and a method of testing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations92
US6937532B2Aug 30, 2005
Semiconductor memory
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations79
US6005436ADec 21, 1999
Internal reduced-voltage generator for semiconductor integrated circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US5424629AJun 13, 1995
Power circuit for a semiconductor apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations74
US5341035AAug 23, 1994
Substrate potential generator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US6219285B1Apr 17, 2001
Semiconductor storage device with synchronized selection of normal and redundant columns
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations73
US6985396B2Jan 10, 2006
Semiconductor integrated circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
HITACHI LTD
6 patentsUS5177448AJan 5, 1993
Synchrotron radiation source with beam stabilizers
HITACHI LTD142 citations95
US4532598AJul 30, 1985
Electron beam exposure system
HITACHI LTD43 citations89
US4161700AJul 17, 1979
Analog comparator
HITACHI LTD9 citations72
US4992745AFeb 12, 1991
Method of synchrotron acceleration and circular accelerator
HITACHI LTD5 citations63
US4197486AApr 8, 1980
Control system for deflecting an electron beam
HITACHI LTD2 citations62
US4994753AFeb 19, 1991
Synchrotron radiation source
HITACHI LTD0 citations50
MATSUSHITA ELECTRONICS CORP
6 patentsUS6392953B2May 21, 2002
Semiconductor memory
MATSUSHITA ELECTRONICS CORP17 citations93
US6275434B1Aug 14, 2001
Semiconductor memory
MATSUSHITA ELECTRONICS CORP26 citations93
US6091655AJul 18, 2000
Semiconductor memory
MATSUSHITA ELECTRONICS CORP24 citations93
US5881012AMar 9, 1999
Semiconductor integrated circuit
MATSUSHITA ELECTRONICS CORP22 citations92
US5680071AOct 21, 1997
Tristate voltage boosted integrated circuit
MATSUSHITA ELECTRONICS CORP21 citations87
US5773968AJun 30, 1998
Internal voltage conversion circuit
MATSUSHITA ELECTRONICS CORP18 citations84
NIPPON TELEGRAPH & TELEPHONE
3 patentsUS4835535AMay 30, 1989
Digital-to-analog converting apparatus equipped with calibrating function
NIPPON TELEGRAPH & TELEPHONE38 citations92
US4316178AFeb 16, 1982
Digital-to-analog conversion system with compensation circuit
NIPPON TELEGRAPH & TELEPHONE23 citations82
US4293819AOct 6, 1981
High-speed low-drift operational amplifier
NIPPON TELEGRAPH & TELEPHONE4 citations62