Inventor
OHNISHI IKUO
JP4 patents
Patents
4 patentsUS6067137AMay 23, 2000
Image display apparatus with hydrophobic diffraction grating for an enlarged viewing angle
KURARAY CO57 citations94
US6002464ADec 14, 1999
Light diffusing sheet having a layer incorporated with light diffusing material and a layer with a corrugated surface
KURARAY CO69 citations94
US5754342AMay 19, 1998
Video device utilizing a two-dimensional diffraction grating
KURARAY CO17 citations82
US5467224ANov 14, 1995
Optical low pass filter and imaging device using the same
KURARAY CO16 citations72