Inventor
TSUJIMOTO AKIRA
JP38 patents
⚠️ This page may combine multiple inventors who share the name “TSUJIMOTO AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
18 patentsUS6508533B2Jan 21, 2003
Ink-jet printing apparatus and recovery processing method of ejection port
CANON KK73 citations96
USD492962SJul 13, 2004
Ink tank for printer
CANON KK17 citations93
USD490846SJun 1, 2004
Ink tank for printer
CANON KK28 citations93
US6840610B2Jan 11, 2005
Liquid container, ink jet cartridge and ink jet printing apparatus
CANON KK30 citations92
US6155677ADec 5, 2000
Ink jet recording head, an ink jet unit and an ink jet apparatus using said recording head
CANON KK37 citations92
US7552997B2Jun 30, 2009
Ink cartridge
CANON KK10 citations84
US6613131B2Sep 2, 2003
Gas-liquid separation membrane and production method thereof
CANON KK13 citations84
US6039437AMar 21, 2000
Ink-jet head and ink-jet printing apparatus incorporating the same
CANON KK16 citations84
US7556366B2Jul 7, 2009
Ink cartridge
CANON KK7 citations74
US7469992B2Dec 30, 2008
Ink cartridge
CANON KK8 citations74
US7431438B2Oct 7, 2008
Ink cartridge, recording apparatus employing ink cartridge, and manufacturing method for ink cartridge
CANON KK7 citations74
US7425059B2Sep 16, 2008
Ink container, inkjet printing head, and inkjet printing apparatus
CANON KK7 citations74
US7192127B2Mar 20, 2007
Ink cartridge
CANON KK9 citations74
US7063765B2Jun 20, 2006
Adhesive sheet for affixation of a wafer and method for processing using the same
CANON KK7 citations74
US6508538B2Jan 21, 2003
Liquid ejection head, head cartridge and ejection apparatus with plural, independent liquid supply means
CANON KK12 citations74
US6302512B1Oct 16, 2001
Ink jet recording head and method producing the same
CANON KK12 citations74
US7114800B2Oct 3, 2006
Ink supply system and ink cartridge
CANON KK4 citations63
US6827430B2Dec 7, 2004
Liquid container and method of manufacturing liquid container
CANON KK3 citations63
NEC CORP
11 patentsUS5363333ANov 8, 1994
Dynamic random access memory device having power supply system appropriately biasing switching transistors and storage capacitors in burn-in testing process
NEC CORP62 citations96
US4633105ADec 30, 1986
Bootstrap type output circuit
NEC CORP114 citations96
US5673270ASep 30, 1997
Semiconductor memory device having register for holding test resultant signal
NEC CORP39 citations92
US5627792AMay 6, 1997
Loc type semiconductor memory device
NEC CORP25 citations92
US5267215ANov 30, 1993
Semiconductor memory device with transfer gates arranged to subdivide bit lines
NEC CORP38 citations92
US5258953ANov 2, 1993
Semiconductor memory device
NEC CORP37 citations92
US5222044AJun 22, 1993
Dynamic random access memory device equipped with two-way power voltage supplying system
NEC CORP26 citations92
US5033026AJul 16, 1991
Pseudo-static random access memory
NEC CORP34 citations92
US5295111AMar 15, 1994
Dynamic random access memory device with improved power supply system for speed-up of rewriting operation on data bits read-out from memory cells
NEC CORP14 citations74
US5293341AMar 8, 1994
Semiconductor memory having a test function
NEC CORP13 citations74
US4802134AJan 31, 1989
Semiconductor memory device having serial addressing scheme
NEC CORP18 citations74