Inventor
SETANI MICHITAKA
JP23 patents
Patents
23 patentsUS6858983B2Feb 22, 2005
Display device having conical transparent members covering electroluminescent elements
CANON KK22 citations92
US6624943B2Sep 23, 2003
Diffractive optical element and optical system having the same
CANON KK52 citations92
US6246859B1Jun 12, 2001
Original sensing device and sensing device
CANON KK20 citations92
US5737113AApr 7, 1998
Optical modulators and color image display device employing the same
CANON KK38 citations92
US5362957ANov 8, 1994
Image reading apparatus
CANON KK21 citations92
US5223703AJun 29, 1993
Image reader with color decomposing blazed diffraction grating
CANON KK24 citations92
US5177349AJan 5, 1993
Image reading apparatus utilizing a four step or more staircase diffraction grating structure
CANON KK24 citations92
US5113067AMay 12, 1992
Image reading apparatus having a blazed diffraction grating
CANON KK31 citations92
US4991030AFeb 5, 1991
Image reading apparatus capable of reading a projected image and having means for diffusing the projected luminous flux
CANON KK26 citations92
US4963464AOct 16, 1990
Optical medium having pits of different depths, and method and apparatus for reproducing information therefrom
CANON KK30 citations92
US6016222AJan 18, 2000
Color image reading apparatus
CANON KK46 citations87
US6590708B2Jul 8, 2003
Lens system having diffracting surface and refracting surface and optical apparatus using the lens system
CANON KK16 citations84
US5471321ANov 28, 1995
Color image reading device
CANON KK7 citations74
US5329384AJul 12, 1994
Color image reading apparatus with volume hologram
CANON KK16 citations74
US5221835AJun 22, 1993
Image reading apparatus having a reflective blazed diffraction grating with varied pitch
CANON KK13 citations74
US5187358AFeb 16, 1993
Image reading device having a telecentric optical system and a blazed diffraction grating
CANON KK17 citations74
US5173599ADec 22, 1992
Color image reading apparatus with blazed diffraction grating
CANON KK15 citations74
US5150250ASep 22, 1992
Light scanning optical system for an image output scanner using an electro-mechanical light modulator
CANON KK14 citations74
US4719488AJan 12, 1988
Imaging optical system using distributed index optical elements
CANON KK8 citations73
US4641944AFeb 10, 1987
Image exposing apparatus
CANON KK8 citations73
US5119129AJun 2, 1992
Image forming apparatus with selectable first and second optical forming means
CANON KK5 citations63
US4775204AOct 4, 1988
Light scanning optical system of an image output scanner using an electro-mechanical light modulator
CANON KK5 citations63
US4755013AJul 5, 1988
Light scanning optical system of an image output scanner using an electro mechanical light modulator
CANON KK6 citations63