Inventor
TANAKA YASUO
JP171 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
10 patentsUS5359206AOct 25, 1994
Thin film transistor substrate, liquid crystal display panel and liquid crystal display equipment
HITACHI LTD168 citations99
US5719408AFeb 17, 1998
Thin film transistor substrate, manufacturing method thereof, liquid crystal display panel and liquid crystal display equipment
HITACHI LTD49 citations96
US5032531AJul 16, 1991
Method of manufacturing active matrix panel
HITACHI LTD97 citations96
US4412900ANov 1, 1983
Method of manufacturing photosensors
HITACHI LTD51 citations96
US6031326AFeb 29, 2000
Electron gun with electrode supports
HITACHI LTD35 citations93
US5200634AApr 6, 1993
Thin film phototransistor and photosensor array using the same
HITACHI LTD40 citations93
US4990981AFeb 5, 1991
Thin film transistor and a liquid crystal display device using same
HITACHI LTD45 citations93
US5889573AMar 30, 1999
Thin film transistor substrate, manufacturing method thereof, liquid crystal display panel and liquid crystal display equipment
HITACHI LTD31 citations92
US5672523ASep 30, 1997
Thin film transistor substrate, manufacturing method thereof, liquid crystal display panel and liquid crystal display equipment
HITACHI LTD24 citations92
US5585290ADec 17, 1996
Method of manufacturing a thin film transistor substrate
HITACHI LTD29 citations92
HITACHI CONSTRUCTION MACHINERY
7 patentsUS6055851AMay 2, 2000
Apparatus for diagnosing failure of hydraulic pump for work machine
HITACHI CONSTRUCTION MACHINERY86 citations96
US4967557ANov 6, 1990
Control system for load-sensing hydraulic drive circuit
HITACHI CONSTRUCTION MACHINERY90 citations96
US5995886ANov 30, 1999
System for estimating residual service time of work vehicle
HITACHI CONSTRUCTION MACHINERY26 citations92
US5285642AFeb 15, 1994
Load sensing control system for hydraulic machine
HITACHI CONSTRUCTION MACHINERY35 citations92
US4809504AMar 7, 1989
Control system for controlling input power to variable displacement hydraulic pumps of a hydraulic system
HITACHI CONSTRUCTION MACHINERY41 citations92
US5056312AOct 15, 1991
Hydraulic drive system for construction machines
HITACHI CONSTRUCTION MACHINERY47 citations91
US7740323B2Jun 22, 2010
Hydraulic drive device for vertical pivoting movement of load carrying platform
HITACHI CONSTRUCTION MACHINERY8 citations83
MITSUI CHEMICALS INC
5 patentsUS5998039ADec 7, 1999
Polypropylene composition and uses thereof
MITSUI CHEMICALS INC147 citations98
US6686055B2Feb 3, 2004
Polypropylene composite film
MITSUI CHEMICALS INC20 citations92
US6214447B1Apr 10, 2001
Laminating propylene/1-butene random copolymer composition and composite film using the same
MITSUI CHEMICALS INC40 citations91
US6191219B1Feb 20, 2001
Polypropylene resin composition and non-stretched film thereof
MITSUI CHEMICALS INC29 citations91
US6008297ADec 28, 1999
Polyamide resin composition and process for producing the same
MITSUI CHEMICALS INC20 citations90
OKI ELECTRIC IND CO LTD
5 patentsUS6562658B2May 13, 2003
Method of making semiconductor device having first and second sealing resins
OKI ELECTRIC IND CO LTD45 citations96
US6353267B1Mar 5, 2002
Semiconductor device having first and second sealing resins
OKI ELECTRIC IND CO LTD69 citations96
US7405138B2Jul 29, 2008
Manufacturing method of stack-type semiconductor device
OKI ELECTRIC IND CO LTD28 citations93
US7019397B2Mar 28, 2006
Semiconductor device, manufacturing method of semiconductor device, stack type semiconductor device, and manufacturing method of stack type semiconductor device
OKI ELECTRIC IND CO LTD23 citations93
US6699735B2Mar 2, 2004
Semiconductor device and method for manufacturing the semiconductor device
OKI ELECTRIC IND CO LTD13 citations84
MITSUBISHI GAS CHEMICAL CO
3 patentsUS6280641B1Aug 28, 2001
Printed wiring board having highly reliably via hole and process for forming via hole
MITSUBISHI GAS CHEMICAL CO147 citations98
US5382333AJan 17, 1995
Process for producing copper clad laminate
MITSUBISHI GAS CHEMICAL CO112 citations96
US6337463B1Jan 8, 2002
Method of making through hole with laser, copper-clad laminate suitable for making hole, and auxiliary material for making hole
MITSUBISHI GAS CHEMICAL CO28 citations93
MINOLTA CO LTD
3 patentsUS6421521B2Jul 16, 2002
Image forming apparatus forming an image by transferring each of the plurality of images formed by a plurality of image forming devices onto a transfer medium by means of transfer members
MINOLTA CO LTD47 citations93
US6021287AFeb 1, 2000
Image forming apparatus having transfer devices and method for setting transfer voltage applied to the transfer devices
MINOLTA CO LTD47 citations93
US5701569ADec 23, 1997
Image forming apparatus with transfer member and parallel circuit of grounded electrode and power supply
MINOLTA CO LTD22 citations92
IKEDA BUSSAN CO
2 patentsSUNTORY HOLDINGS LTD
1 patentDAINICHI NIPPON CABLES LTD
1 patentUSHIO ELECTRIC INC
1 patent(unassigned)
1 patentMITSUI TOATSU CHEMICALS
1 patentFUJITSU LTD
1 patentTANAKA YASUO
1 patentKONICA MINOLTA BUSINESS TECH
1 patentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
1 patentHONDA MOTOR CO LTD
1 patentEBARA CORP
1 patentFUJI PHOTO FILM CO LTD
1 patentFUJITSU OPTICAL COMPONENTS LTD
1 patentFUJI XEROX CO LTD
1 patentOKI SEMICONDUCTOR CO LTD
1 patentShowing the top 50 of 171 patents by PatentIndex Score.