Inventor
OSAWA KEIJI
JP12 patents
Patents
12 patentsUS6327085B1Dec 4, 2001
Optical filter and optical device provided with this optical filter
NIKON CORP37 citations95
US6778325B2Aug 17, 2004
Optical filter and optical device provided with this optical filter
NIKON CORP24 citations92
US6650474B2Nov 18, 2003
Optical filter and optical device provided with this optical filter
NIKON CORP14 citations92
US6392803B2May 21, 2002
Optical filter and optical device provided with this optical filter
NIKON CORP15 citations92
US6272292B1Aug 7, 2001
Electronic flash control apparatus
NIKON CORP40 citations92
US7075719B2Jul 11, 2006
Optical filter and optical device provided with this optical filter
NIKON CORP6 citations73
US5875360AFeb 23, 1999
Focus detection device
NIKON CORP11 citations73
US5678074AOct 14, 1997
Power focus device for a camera
NIKON CORP6 citations73
US6803961B1Oct 12, 2004
Image-capturing apparatus, electronic still camera, method and apparatus for processing mounting surface of image-capturing apparatus and metal member contact structure
NIKON CORP9 citations72
US5498864AMar 12, 1996
Camera focus detection apparatus detecting focus conditions among multiple areas within a photographic scene
NIKON CORP6 citations62
US5412445AMay 2, 1995
Power focus device for a camera
NIKON CORP3 citations62
US7929858B2Apr 19, 2011
Image-capturing apparatus, electronic still camera, method and apparatus for processing mounting surface of image-capturing apparatus and metal member contact structure
NIKON CORP0 citations51