Inventor
KUBOTA TAKESHI
JP108 patents
⚠️ This page may combine multiple inventors who share the name “KUBOTA TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
18 patentsUS6084622AJul 4, 2000
Frame structure and an image forming apparatus using such a frame structure
CANON KK171 citations98
US5634178AMay 27, 1997
Gear unit, image forming apparatus and gear unit mounting method
CANON KK79 citations96
US5561496AOct 1, 1996
Image forming apparatus, assembling method of image forming apparatus, and mounting method of outer casing
CANON KK52 citations96
US5559581ASep 24, 1996
Image forming apparatus with helical gear drive train
CANON KK56 citations96
USD622309SAug 24, 2010
Process cartridge
CANON KK19 citations93
USD583860SDec 30, 2008
Toner cartridge
CANON KK19 citations93
US5510827AApr 23, 1996
Laser beam printer with cooling arrangements for optical box
CANON KK29 citations93
US5414492AMay 9, 1995
Image forming apparatus with circuit board cover guiding recording medium
CANON KK32 citations93
US5621451AApr 15, 1997
Image forming apparatus
CANON KK27 citations92
USD622308SAug 24, 2010
Process cartridge
CANON KK15 citations84
USD585482SJan 27, 2009
Toner cartridge
CANON KK10 citations84
US6661977B1Dec 9, 2003
Electrophotographic image forming apparatus and process cartridge
CANON KK19 citations84
USD474804SMay 20, 2003
Image forming apparatus
CANON KK15 citations84
US7174113B2Feb 6, 2007
Process cartridge and electrophotographic image forming apparatus
CANON KK8 citations74
US7085509B2Aug 1, 2006
Process cartridge and electrophotographic image forming apparatus
CANON KK10 citations74
USD475082SMay 27, 2003
Image forming apparatus
CANON KK9 citations74
US5394173AFeb 28, 1995
Circuit substrate-mounted scanning optical system
CANON KK6 citations74
US6564966B2May 20, 2003
Sheet feeding apparatus and sheet processing apparatus
CANON KK11 citations73
NIPPON STEEL CORP
9 patentsUS6129992AOct 10, 2000
High-strength cold rolled steel sheet and high-strength plated steel sheet possessing improved geomagnetic shielding properties and process for producing the same
NIPPON STEEL CORP16 citations83
US7470333B2Dec 30, 2008
Non-oriented electrical steel sheet excellent in core loss and manufacturing method thereof
NIPPON STEEL CORP10 citations81
US4666534AMay 19, 1987
Non-oriented electrical steel sheet having a low watt loss and a high magnetic flux density and a process for producing the same
NIPPON STEEL CORP17 citations81
US4661174AApr 28, 1987
Non-oriented electrical steel sheet having a low watt loss and a high magnetic flux density and a process for producing the same
NIPPON STEEL CORP16 citations81
US5084112AJan 28, 1992
High strength non-oriented electrical steel sheet and method of manufacturing same
NIPPON STEEL CORP21 citations79
US5421912AJun 6, 1995
Method of producing non-oriented electrical steel sheet having good magnetic properties
NIPPON STEEL CORP13 citations73
US5803989ASep 8, 1998
Process for producing non-oriented electrical steel sheet having high magnetic flux density and low iron loss
NIPPON STEEL CORP14 citations72
US4851056AJul 25, 1989
Process for producing a semi-processed non-oriented electrical steel sheet having a low watt loss and a high magnetic flux density
NIPPON STEEL CORP14 citations72
US6743304B2Jun 1, 2004
Non-oriented electrical steel sheet with ultra-high magnetic flux density and production method thereof
NIPPON STEEL CORP11 citations71
MITSUBISHI ELECTRIC CORP
5 patentsUS6157430ADec 5, 2000
Active matrix liquid crystal device including brush-clearable multiple layer electrodes and a method of manufacturing the same
MITSUBISHI ELECTRIC CORP44 citations93
US6396077B1May 28, 2002
Semiconductor device provided with conductive layer and liquid crystal display
MITSUBISHI ELECTRIC CORP23 citations92
US6461437B1Oct 8, 2002
Apparatus used for fabricating liquid crystal device and method of fabricating the same
MITSUBISHI ELECTRIC CORP23 citations88
US6534349B1Mar 18, 2003
Method of manufacturing a semiconductor device having a two-layered electrode structure
MITSUBISHI ELECTRIC CORP9 citations74
US5915172AJun 22, 1999
Method for manufacturing LCD and TFT
MITSUBISHI ELECTRIC CORP8 citations73
DAINIPPON PRINTING CO LTD
4 patentsUS5679440AOct 21, 1997
Optical card
DAINIPPON PRINTING CO LTD65 citations96
US5763868AJun 9, 1998
Optical card
DAINIPPON PRINTING CO LTD59 citations95
US6733864B1May 11, 2004
Processing release paper
DAINIPPON PRINTING CO LTD11 citations74
US7169457B2Jan 30, 2007
Composition for matte layer formation, release sheet using the same, and the synthetic leather produced using said release sheet
DAINIPPON PRINTING CO LTD6 citations71
KYOCERA CORP
3 patentsUS5547908AAug 20, 1996
Dielectric ceramic composition and package made of the same composition for packaging semiconductor
KYOCERA CORP106 citations95
US5521332AMay 28, 1996
High dielectric layer-containing alumina-based wiring substrate and package for semiconductor device
KYOCERA CORP24 citations92
US5763059AJun 9, 1998
Circuit board
KYOCERA CORP43 citations90
MITSUI CHEMICALS INC
3 patentsUS7977522B2Jul 12, 2011
Process of producing olefins
MITSUI CHEMICALS INC26 citations92
US7807267B2Oct 5, 2010
Method of modifying porous film, modified porous film and use of same
MITSUI CHEMICALS INC7 citations71
US7291215B2Nov 6, 2007
Coating liquid for forming porous silica
MITSUI CHEMICALS INC8 citations71
TOSHIBA KK
2 patentsMITSUI SHIPBUILDING ENG
2 patentsRIKEN
1 patentNITTA CORP
1 patentKYUSHU REFRACTORIES
1 patentNIPPON STEEL & SUMITOMO METAL CORP
1 patentShowing the top 50 of 108 patents by PatentIndex Score.