Inventor
NAKAGAWA ATSUSHI
JP105 patents
⚠️ This page may combine multiple inventors who share the name “NAKAGAWA ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC ELECTRONICS CORP
15 patentsUS6922371B2Jul 26, 2005
Semiconductor storage device
NEC ELECTRONICS CORP77 citations98
US7301830B2Nov 27, 2007
Semiconductor memory device and semiconductor device and semiconductor memory device control method
NEC ELECTRONICS CORP52 citations96
US6876592B2Apr 5, 2005
Semiconductor memory device
NEC ELECTRONICS CORP22 citations93
US6944081B2Sep 13, 2005
Semiconductor storage and its refreshing method
NEC ELECTRONICS CORP31 citations91
US7852704B2Dec 14, 2010
Semiconductor storage device
NEC ELECTRONICS CORP10 citations84
US7663945B2Feb 16, 2010
Semiconductor memory with a delay circuit
NEC ELECTRONICS CORP10 citations84
US7466609B2Dec 16, 2008
Semiconductor memory device and semiconductor memory device control method
NEC ELECTRONICS CORP11 citations84
US6856566B2Feb 15, 2005
Timer circuit and semiconductor memory incorporating the timer circuit
NEC ELECTRONICS CORP17 citations84
US6834020B2Dec 21, 2004
Semiconductor storage device
NEC ELECTRONICS CORP14 citations84
US7227792B2Jun 5, 2007
Internal voltage level control circuit and semiconductor memory device as well as method of controlling the same
NEC ELECTRONICS CORP8 citations74
US7145830B2Dec 5, 2006
Semiconductor memory device
NEC ELECTRONICS CORP7 citations74
US7002854B2Feb 21, 2006
Internal voltage level control circuit and semiconductor memory device as well as method of controlling the same
NEC ELECTRONICS CORP8 citations74
US6947345B2Sep 20, 2005
Semiconductor memory device
NEC ELECTRONICS CORP7 citations74
US6928020B2Aug 9, 2005
Semiconductor memory device
NEC ELECTRONICS CORP6 citations74
US6879537B2Apr 12, 2005
Semiconductor storage device having a plurality of operation modes
NEC ELECTRONICS CORP10 citations74
HITACHI KOKI KK
7 patentsUS7330006B2Feb 12, 2008
Power tool
HITACHI KOKI KK56 citations98
US6495932B1Dec 17, 2002
DC power source unit
HITACHI KOKI KK72 citations96
US6172860B1Jan 9, 2001
DC power source unit alarming before electrically powered tool is overheated and stopping power supply thereafter
HITACHI KOKI KK66 citations96
USD330152SOct 13, 1992
Portable electric screw driver
HITACHI KOKI KK23 citations93
US5138916AAug 18, 1992
Power operated screwdriver
HITACHI KOKI KK31 citations93
US5974918ANov 2, 1999
Screw driving device
HITACHI KOKI KK37 citations92
US6534885B2Mar 18, 2003
Adapter for DC power source unit
HITACHI KOKI KK15 citations84
CANON KK
7 patentsUS6804474B2Oct 12, 2004
Image forming apparatus
CANON KK42 citations92
US7677558B2Mar 16, 2010
Sheet conveying device and image forming apparatus
CANON KK15 citations84
US7586511B2Sep 8, 2009
Frequency modulation apparatus and frequency modulation method
CANON KK10 citations84
US7129967B2Oct 31, 2006
Frequency modulation apparatus and frequency modulation method
CANON KK14 citations84
US6704523B2Mar 9, 2004
Sheet detecting apparatus and image forming apparatus equipped with sheet detecting apparatus
CANON KK16 citations84
US8342517B2Jan 1, 2013
Image forming apparatus
CANON KK17 citations82
US7694962B2Apr 13, 2010
Sheet conveying apparatus and image forming apparatus
CANON KK9 citations80
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
5 patentsUS5345097ASep 6, 1994
Heterojunction bipolar transistor including collector region of InP and method of fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations93
US5329145AJul 12, 1994
Heterojunction bipolar transistor and its integration method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations93
US5429957AJul 4, 1995
Method of manufacturing an heterojunction bipolar transistor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations92
US5371389ADec 6, 1994
Heterojunction bipolar transistor with base layer having graded bandgap
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations92
US5166081ANov 24, 1992
Method of producing a bipolar transistor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations82
NEC CORP
4 patentsUS6345334B1Feb 5, 2002
High speed semiconductor memory device capable of changing data sequence for burst transmission
NEC CORP82 citations98
US6282133B1Aug 28, 2001
Semiconductor memory device having a delay circuit for generating a read timing
NEC CORP62 citations96
US5831458ANov 3, 1998
Output circuit having BiNMOS inverters
NEC CORP19 citations84
US6392394B1May 21, 2002
Step-down circuit for reducing an external supply voltage
NEC CORP10 citations74
NEW JAPAN RADIO CO LTD
3 patentsUS6344658B1Feb 5, 2002
Gunn diode, NRD guide gunn oscillator, fabricating method of gunn diode and structure for assembly of the same
NEW JAPAN RADIO CO LTD31 citations93
US6514832B1Feb 4, 2003
Gunn diode, NRD guide Gunn oscillator, fabricating method of Gunn diode and structure for assembly of the same
NEW JAPAN RADIO CO LTD9 citations74
US6426511B1Jul 30, 2002
Gunn diode, NRD guide gunn oscillator, fabricating method of gunn diode and structure for assembly of the same
NEW JAPAN RADIO CO LTD5 citations74
SONY CORP
2 patentsMURATA MACHINERY LTD
2 patentsTANIMOTO HIDEYUKI
1 patentNISHIKAWA TOMOMASA
1 patentTOSHIBA KK
1 patentKYOWA HAKKO KOGYO KK
1 patentMARUICHI NAOYUKI
1 patentShowing the top 50 of 105 patents by PatentIndex Score.