Inventor
UEHARA TSUKASA
JP34 patents
Patents
34 patentsUS5917543AJun 29, 1999
Video conference system and control method for the same
CANON KK61 citations96
US6362921B1Mar 26, 2002
Optical element, holding structure for optical element, and image pickup apparatus
CANON KK24 citations92
US6337772B2Jan 8, 2002
Optical element, optical system using optical element, and optical device with optical element
CANON KK28 citations92
US6008846ADec 28, 1999
Document sensing apparatus
CANON KK26 citations92
US5014151AMay 7, 1991
Mechanism for opening and closing a shutter of magnetic disc cassette
CANON KK23 citations92
US6195176B1Feb 27, 2001
TV conference system and terminal equipment for use in the same
CANON KK15 citations84
US6243208B1Jun 5, 2001
Optical element, optical system using optical element, and optical device with optical element
CANON KK13 citations82
US4802041AJan 31, 1989
Loading device for a cassette having a cover member
CANON KK21 citations82
US4736357AApr 5, 1988
Recording and/or reproducing apparatus
CANON KK20 citations82
US4627043ADec 2, 1986
Head shifting apparatus
CANON KK20 citations82
US6650483B2Nov 18, 2003
Optical element, optical system using optical element, and optical device with optical element
CANON KK5 citations74
US6337773B1Jan 8, 2002
Optical element, jig for holding optical element, and apparatus including optical element
CANON KK7 citations74
US5636039AJun 3, 1997
TV conference system and terminal equipment for use in the same
CANON KK12 citations74
US5527421AJun 18, 1996
Sheet sticker
CANON KK8 citations74
US5381399AJan 10, 1995
Head shifting apparatus
CANON KK7 citations74
US5303626AApr 19, 1994
Cutting apparatus
CANON KK13 citations74
US4989106AJan 29, 1991
Cassette loading device with pull-in mechanism
CANON KK13 citations74
US4800453AJan 24, 1989
Recording and/or reproducing apparatus adapted for utilization of record bearing media of a disc type
CANON KK7 citations74
US4792873ADec 20, 1988
Mechanism for opening and closing the shutter of a disc cassette
CANON KK7 citations74
US4787005ANov 22, 1988
Recording and/or reproducing apparatus having improved head stabilizing means
CANON KK7 citations74
US4716477ADec 29, 1987
Mechanism for automatically loading a cassette in recording and/or reproducing apparatus including pinching means for applying varying pinching action
CANON KK14 citations74
US4872076AOct 3, 1989
Recording and/or reproducing apparatus
CANON KK8 citations73
US4734809AMar 29, 1988
Stabilizing member for a flexible disc in a recording and/or reproducing apparatus
CANON KK11 citations66
US5592350AJan 7, 1997
Disc mounting apparatus having a pressing means for pressing on the center core of a disc
CANON KK4 citations63
US5084796AJan 28, 1992
Disc loading apparatus
CANON KK2 citations63
US5047881ASep 10, 1991
Recording and/or reproducing apparatus
CANON KK5 citations63
US5008874AApr 16, 1991
Recording and/or reproducing apparatus
CANON KK4 citations63
US4941060AJul 10, 1990
Recording and/or reproducing apparatus utilizing record bearing media of the disc type
CANON KK2 citations63
US4847709AJul 11, 1989
Reproducing apparatus
CANON KK4 citations63
US4807069AFeb 21, 1989
Apparatus using disc-shaped record bearing medium
CANON KK3 citations63
US4581661AApr 8, 1986
Erasing apparatus employing multiple magnetically premeable members
CANON KK6 citations63
US5517226AMay 14, 1996
Recording apparatus with shiftable conveying system
CANON KK6 citations62
US5162958ANov 10, 1992
Recording and/or reproducing apparatus including mechanism for utilization of a disc-shaped record bearing medium with disc clamping structure having means, for holding the disc which is movable between various positions
CANON KK1 citations52
US5477410ADec 19, 1995
Recording or reproducing apparatus using a stabilizing pad
CANON KK1 citations51