Inventor
NUMATA TORU
JP15 patents
Patents
15 patentsUS6231191B1May 15, 2001
Image display mechanism and image display device
HITACHI LTD85 citations99
US6779894B2Aug 24, 2004
Display device and display optical system unit
HITACHI LTD30 citations96
US6394608B1May 28, 2002
Display device and display optical system unit
HITACHI LTD48 citations96
US6256083B1Jul 3, 2001
Liquid crystal display apparatus and optical device for use therein
HITACHI LTD19 citations92
US6895393B1May 17, 2005
Electronic book distributing system by use of purchase certificate and devices therefor
HITACHI LTD36 citations89
US6908198B2Jun 21, 2005
Image display mechanism and image display device
HITACHI LTD7 citations74
US6829031B2Dec 7, 2004
Liquid crystal display apparatus and optical device for use therein
HITACHI LTD5 citations74
US6817720B2Nov 16, 2004
Image display mechanism and image display device
HITACHI LTD8 citations74
US6682197B2Jan 27, 2004
Image display mechanism and image display device
HITACHI LTD9 citations74
US6588910B2Jul 8, 2003
Image display mechanism and image display device
HITACHI LTD7 citations74
US7128422B2Oct 31, 2006
Display device and display optical system unit
HITACHI LTD5 citations73
US6935750B2Aug 30, 2005
Display device and display optical system unit
HITACHI LTD7 citations73
US6582083B2Jun 24, 2003
Display device and display optical system unit
HITACHI LTD7 citations73
US6535267B2Mar 18, 2003
Liquid crystal display apparatus having liquid crystal display element immersed in cooling medium
HITACHI LTD4 citations63
US7341354B2Mar 11, 2008
Display device and display optical system unit
HITACHI LTD1 citations62