Inventor
IWASAKI TAKESHI
JP135 patents
⚠️ This page may combine multiple inventors who share the name “IWASAKI TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
28 patentsUS5619237AApr 8, 1997
Replaceable ink tank
CANON KK264 citations99
US6663233B2Dec 16, 2003
Inkjet printing apparatus and ink supplying method
CANON KK72 citations96
US6361158B1Mar 26, 2002
Ink container for ink jet printing, holder for the container, carriage for the holder and ink jet printer
CANON KK61 citations96
US6336709B1Jan 8, 2002
Ink container for ink jet printer, holder for the container carriage for the holder and ink jet printer
CANON KK62 citations96
US6045220AApr 4, 2000
Sheet supply apparatus
CANON KK65 citations96
US5847719ADec 8, 1998
Recording apparatus
CANON KK62 citations96
US5841261ANov 24, 1998
System for controlling stepping motor for dividing a single step of the motor into plural sections and applying voltages whose levels are determined in accordance with the sections
CANON KK64 citations96
US5793399AAug 11, 1998
Sheet supplying apparatus
CANON KK55 citations96
US6325479B1Dec 4, 2001
Ink jet recording apparatus, electronic apparatus using the same and change control method therefor
CANON KK38 citations93
US6131899AOct 17, 2000
Sheet supplying apparatus
CANON KK30 citations93
US6095515AAug 1, 2000
Sheet supplying apparatus with separating means and guide
CANON KK25 citations93
US5992993ANov 30, 1999
Sheet supply apparatus
CANON KK43 citations93
US5951003ASep 14, 1999
Sheet supply apparatus having an inverted V-shaped separation pad
CANON KK23 citations93
US5899451AMay 4, 1999
Sheet supply apparatus
CANON KK20 citations93
US5867196AFeb 2, 1999
Sheet supply apparatus for controlling sheet feeding with reversing of conveyance direction
CANON KK31 citations93
US5717445AFeb 10, 1998
Improved recovery mechanism and ink jet apparatus provided with such mechanism
CANON KK37 citations93
US6948803B2Sep 27, 2005
Ink container, inkjet printing apparatus and ink supplying method
CANON KK35 citations92
US6783215B2Aug 31, 2004
Ink container, inkjet printing apparatus, and ink supplying method
CANON KK40 citations92
US6382858B1May 7, 2002
Sheet material conveying apparatus and recording apparatus
CANON KK47 citations92
US6382761B1May 7, 2002
Recording apparatus and battery holding mechanism for use in the recording apparatus
CANON KK28 citations92
US6250827B1Jun 26, 2001
Recording device and sheet material conveying device
CANON KK34 citations92
US6200043B1Mar 13, 2001
Sheet feeding apparatus and image forming apparatus having such sheet feeding apparatus
CANON KK34 citations92
US6837921B2Jan 4, 2005
Ink tank
CANON KK16 citations84
US6654133B2Nov 25, 2003
Recording apparatus
CANON KK16 citations84
US6567187B1May 20, 2003
Printing apparatus and feeding control method
CANON KK13 citations84
US6443552B1Sep 3, 2002
Carriage moving apparatus, recording apparatus and reading apparatus
CANON KK15 citations84
US6213464B1Apr 10, 2001
Image forming apparatus
CANON KK15 citations84
US6864294B2Mar 8, 2005
Recycled plastic material, electronic apparatus having the recycled plastic material, method of manufacturing plastic part, method of manufacturing the recycled plastic material, and method of reusing plastic material
CANON KK15 citations80
TOSHIBA KK
6 patentsUS7470474B2Dec 30, 2008
Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatus including both oxide and non-oxide perpendicular magnetic layers
TOSHIBA KK48 citations96
US7166376B2Jan 23, 2007
Magnetic recording medium including a high-magnetostriction layer and magnetic recording/reproducing apparatus
TOSHIBA KK23 citations93
US7083870B2Aug 1, 2006
Magnetic recording medium, method of manufacturing the same, and magnetic recording and reproduction apparatus
TOSHIBA KK22 citations93
US7494725B2Feb 24, 2009
Magnetic recording medium, method for manufacturing recording medium and magnetic recording apparatus
TOSHIBA KK9 citations84
US7431999B2Oct 7, 2008
Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus
TOSHIBA KK7 citations74
US7416794B2Aug 26, 2008
Magnetic recording medium, method for manufacturing recording medium and magnetic recording apparatus
TOSHIBA KK7 citations74
MITSUBISHI ELECTRIC CORP
4 patentsUS5237145AAug 17, 1993
Wire cut electric discharge machining method
MITSUBISHI ELECTRIC CORP32 citations93
US5006692AApr 9, 1991
Wire electrode supplying device for use in a wire cut electric discharge machining apparatus
MITSUBISHI ELECTRIC CORP25 citations93
US5073691ADec 17, 1991
Wire electrode feeding device in wire cut electric discharge machine
MITSUBISHI ELECTRIC CORP21 citations82
US5081333AJan 14, 1992
Electric discharge machining fluid with a fatty acid amide additive for rust inhibition
MITSUBISHI ELECTRIC CORP18 citations80
SHOWA DENKO KK
4 patentsUS7601445B2Oct 13, 2009
Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus
SHOWA DENKO KK10 citations84
US7132176B2Nov 7, 2006
Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus
SHOWA DENKO KK12 citations84
US7105239B2Sep 12, 2006
Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus using the same
SHOWA DENKO KK13 citations84
US7867638B2Jan 11, 2011
Magnetic recording medium, method for producing thereof, and magnetic recording and reproducing apparatus
SHOWA DENKO KK6 citations74
RICOH KK
2 patentsKOITO MFG CO LTD
2 patentsSEGA ENTERPRISES KK
1 patentTOSHIBA CERAMICS CO
1 patentRICOH CO LTD
1 patentIDEMITSU KOSAN CO
1 patentShowing the top 50 of 135 patents by PatentIndex Score.