Inventor · disambiguated record
Hidefumi Notagashira
Also filed as: NOTAGASHIRA HIDEFUMI
20 granted patents·338 citations·filing 1983–2005
96Inventor score
Files withCANON KK20
Top patents by PatentIndex Score
20 records- 0197US4596454APhotographic lens barrel assemblyCANON KK·Filed 1983·Granted Jun 24, 1986·61 cites·3 claims
- 0294US4491401ADiaphragm deviceCANON KK·Filed 1984·Granted Jan 1, 1985·38 cites·4 claims
- 0383US7423684B2Image pickup apparatus and image pickup systemCANON KK·Filed 2005·Granted Sep 9, 2008·8 cites·11 claims
- 0480US6623123B2Optical unit, image display apparatus, and illumination adjustment method in an image display optical unit the sameCANON KK·Filed 2001·Granted Sep 23, 2003·19 cites·44 claims
- 0580US5672862AOptical apparatus having image shake preventing functionCANON KK·Filed 1994·Granted Sep 30, 1997·49 cites·19 claims
- 0674USD365832SBinocularsCANON KK·Filed 1994·Granted Jan 2, 1996·16 cites·1 claims
- 0773US6619803B2Color projector apparatus having means for preventing degradation in image quality due to heatCANON KK·Filed 2002·Granted Sep 16, 2003·9 cites·20 claims
- 0866US6988804B2Projector apparatus for preventing degradation in image quality due to heatCANON KK·Filed 2004·Granted Jan 24, 2006·5 cites·14 claims
- 0963US6828956B2Coordinate input apparatus, coordinate input system, coordinate input method, and pointerCANON KK·Filed 2001·Granted Dec 7, 2004·9 cites·40 claims
- 1063US5216549ALens barrelCANON KK·Filed 1991·Granted Jun 1, 1993·24 cites·23 claims
- 1161USD376164SBinocularsCANON KK·Filed 1995·Granted Dec 3, 1996·11 cites·1 claims
- 1260US6877858B2Color projector apparatus having means for preventing degradation in image quality due to heatCANON KK·Filed 2003·Granted Apr 12, 2005·5 cites·14 claims
- 1357USD365831SBinocularsCANON KK·Filed 1994·Granted Jan 2, 1996·8 cites·1 claims
- 1455US5077569AClose-up photography deviceCANON KK·Filed 1989·Granted Dec 31, 1991·18 cites·12 claims
- 1552US5115348ALens barrelCANON KK·Filed 1990·Granted May 19, 1992·16 cites·38 claims
- 1651US6545806B2BinocularsCANON KK·Filed 2000·Granted Apr 8, 2003·3 cites·14 claims
- 1749US6549337B2Binoculars having objectives spaced apart at a fixed distance and adjustable eyepiecesCANON KK·Filed 1996·Granted Apr 15, 2003·15 cites·8 claims
- 1849US4660933ALens driving deviceCANON KK·Filed 1986·Granted Apr 28, 1987·13 cites·11 claims
- 1947US5182674AOptical apparatusCANON KK·Filed 1991·Granted Jan 26, 1993·7 cites·27 claims
- 2034US4824207ALens barrelCANON KK·Filed 1987·Granted Apr 25, 1989·4 cites·10 claims
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