Inventor
NAGAE YOSHIHARU
JP61 patents
⚠️ This page may combine multiple inventors who share the name “NAGAE YOSHIHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
49 patentsUS5798744AAug 25, 1998
Liquid crystal display apparatus
HITACHI LTD173 citations99
US6753834B2Jun 22, 2004
Display device and driving method thereof
HITACHI LTD233 citations98
US6456267B1Sep 24, 2002
Liquid crystal display
HITACHI LTD125 citations98
US5091722AFeb 25, 1992
Gray scale display
HITACHI LTD133 citations98
US6331845B1Dec 18, 2001
Liquid crystal display device and driving method therefor
HITACHI LTD54 citations96
US6064358AMay 16, 2000
Liquid crystal display device and driving method therefor
HITACHI LTD63 citations96
US5928733AJul 27, 1999
Active-matrix liquid crystal display
HITACHI LTD49 citations96
US5561440AOct 1, 1996
Liquid crystal display device and driving method therefor
HITACHI LTD85 citations96
US5461501AOct 24, 1995
Liquid crystal substrate having 3 metal layers with slits offset to block light from reaching the substrate
HITACHI LTD85 citations96
US5404175AApr 4, 1995
Method for projecting image obtained by using liquid crystal panels semiconductor substrate and display apparatus for realizing the same
HITACHI LTD65 citations96
US5021774AJun 4, 1991
Method and circuit for scanning capacitive loads
HITACHI LTD64 citations96
US4725129AFeb 16, 1988
Method of driving a ferroelectric liquid crystal element
HITACHI LTD58 citations96
US4508429AApr 2, 1985
Method for driving liquid crystal element employing ferroelectric liquid crystal
HITACHI LTD88 citations96
US4062626ADec 13, 1977
Liquid crystal display device
HITACHI LTD53 citations96
US4380008AApr 12, 1983
Method of driving a matrix type phase transition liquid crystal display device to obtain a holding effect and improved response time for the erasing operation
HITACHI LTD58 citations95
US4317115AFeb 23, 1982
Driving device for matrix-type display panel using guest-host type phase transition liquid crystal
HITACHI LTD82 citations95
US5784136AJul 21, 1998
PDLC device and method of making, with liquid crystal microcapsules having a uniform diameter
HITACHI LTD36 citations93
US5337070AAug 9, 1994
Display and the method of driving the same
HITACHI LTD44 citations93
US4838655AJun 13, 1989
Projector using guest-host liquid crystal cells for improved color purity
HITACHI LTD100 citations93
US4278328AJul 14, 1981
Guest-host liquid crystal display device
HITACHI LTD33 citations93
US6776844B2Aug 17, 2004
Organic EL display and production device of color filter
HITACHI LTD26 citations92
US6242060B1Jun 5, 2001
Active-matrix liquid crystal display
HITACHI LTD20 citations92
US6034749AMar 7, 2000
Light insensitive type active matrix with P and N regions connected to a reference potential
HITACHI LTD28 citations92
US5561539AOct 1, 1996
Color liquid crystal display having a bent tape carrier package
HITACHI LTD27 citations92
US5327268AJul 5, 1994
Reflective type liquid crystal display with reversely staggered TFT structures
HITACHI LTD23 citations92
US4906073AMar 6, 1990
Liquid crystal display device using nematic liquid crystal having twisted helical structure and a phase correction plate
HITACHI LTD25 citations92
US4733370AMar 22, 1988
Information holding device
HITACHI LTD35 citations92
US4591886AMay 27, 1986
Driving method and apparatus for optical printer with liquid-crystal switching element
HITACHI LTD39 citations92
US6328426B1Dec 11, 2001
Printer device
HITACHI LTD21 citations91
US4952034AAug 28, 1990
Liquid crystal projection display
HITACHI LTD42 citations91
US4634226AJan 6, 1987
Optical apparatus using ferroelectric liquid crystal and switching unit for emitted light
HITACHI LTD39 citations90
US6814887B2Nov 9, 2004
Organic-electroluminescence device, process for its production and organic-electroluminescence display system
HITACHI LTD12 citations82
US6693691B2Feb 17, 2004
LCD and projection type display using same
HITACHI LTD12 citations82
US6879358B2Apr 12, 2005
LCD and projection type display using same
HITACHI LTD8 citations74
US6756089B2Jun 29, 2004
Active-matrix liquid crystal display
HITACHI LTD11 citations74
US6696181B2Feb 24, 2004
Organic-electroluminescence device, process for its production and organic-electroluminescence display system
HITACHI LTD8 citations74
US6437842B1Aug 20, 2002
LCD and projection type display using three metalization layers and black layer
HITACHI LTD11 citations74
US5875006AFeb 23, 1999
Method for projecting image obtained by using liquid crystal panels and display apparatus for realizing the same
HITACHI LTD7 citations74
US5828431AOct 27, 1998
Reflective-type display device having a refractive index ratio between light scatterers and host between 1 and 1.8
HITACHI LTD12 citations74
US5301047AApr 5, 1994
Liquid crystal display
HITACHI LTD16 citations74
US4548474AOct 22, 1985
Information holding device
HITACHI LTD9 citations74
US4400059AAug 23, 1983
Liquid crystal display device
HITACHI LTD11 citations74
US4395709AJul 26, 1983
Driving device and method for matrix-type display panel using guest-host type phase transition liquid crystal
HITACHI LTD17 citations74
US4149151AApr 10, 1979
Display data synthesizer circuit
HITACHI LTD17 citations74
US4719457AJan 12, 1988
Information input/output display device
HITACHI LTD11 citations73
US4649517AMar 10, 1987
Information holding device
HITACHI LTD15 citations73
US4810064AMar 7, 1989
Liquid crystal projection display having laser intensity varied according to beam change-of-axis speed
HITACHI LTD7 citations72
US4641924AFeb 10, 1987
Liquid crystal device
HITACHI LTD15 citations70
US7615260B2Nov 10, 2009
Active-matrix liquid crystal display
HITACHI LTD6 citations63
HAYASHI TADAO
1 patentShowing the top 50 of 61 patents by PatentIndex Score.