Inventor
IWAHARA YOSHIAKI
JP15 patents
Patents
15 patentsUS5758940AJun 2, 1998
Liquid crystal Projection display
HITACHI LTD59 citations96
US5611611AMar 18, 1997
Rear projection type display system
HITACHI LTD70 citations96
US5537171AJul 16, 1996
Liquid crystal projection display
HITACHI LTD73 citations96
US5011277AApr 30, 1991
Multi-screen projector
HITACHI LTD57 citations95
US5870225AFeb 9, 1999
Rear projection type display system
HITACHI LTD23 citations92
US5355187AOct 11, 1994
Liquid crystal projection display
HITACHI LTD50 citations92
US5085495AFeb 4, 1992
Multi-screen projector
HITACHI LTD45 citations90
US4919518AApr 24, 1990
Multi-screen projector
HITACHI LTD36 citations90
US5200854AApr 6, 1993
Large-screen projection-type display
HITACHI LTD19 citations82
US4969731ANov 13, 1990
Liquid crystal panel type projection display
HITACHI LTD22 citations81
US4895429AJan 23, 1990
Rear projection apparatus
HITACHI LTD20 citations81
US5365369ANov 15, 1994
Two dimensional moire reduction type projection display
HITACHI LTD12 citations73
US4729031AMar 1, 1988
Coupling system for image projection
HITACHI LTD9 citations69
US5467221ANov 14, 1995
Multi-screen projector
HITACHI LTD2 citations62
US5412437AMay 2, 1995
Projection type display device
HITACHI LTD3 citations57