Inventor
OZAWA MASAMITSU
JP12 patents
⚠️ This page may combine multiple inventors who share the name “OZAWA MASAMITSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIKON CORP
7 patentsUS6239912B1May 29, 2001
Focal point detection apparatus
NIKON CORP33 citations91
US6643460B2Nov 4, 2003
Camera and focal point detection apparatus
NIKON CORP14 citations83
US5604561AFeb 18, 1997
Focus state detection device
NIKON CORP9 citations73
US6766112B2Jul 20, 2004
Focal point detection apparatus and focal point detection module
NIKON CORP10 citations72
US7701502B2Apr 20, 2010
Image sensor, focal point detection device and camera
NIKON CORP3 citations62
US5628036AMay 6, 1997
Focus adjustment device and method
NIKON CORP4 citations62
US5625849AApr 29, 1997
Focus state detection device and method
NIKON CORP1 citations51
STAR MFG CO
5 patentsUS6152620ANov 28, 2000
Processing method for rewritable card and processing apparatus for the same
STAR MFG CO50 citations89
US6422468B1Jul 23, 2002
Visible display card and processing system
STAR MFG CO16 citations81
US7865009B2Jan 4, 2011
Magnetic ink character reading apparatus
STAR MFG CO3 citations61
US6025856AFeb 15, 2000
Magnetic indication sheet printing method and magnetic indication sheet printing apparatus
STAR MFG CO3 citations61
US7860294B2Dec 28, 2010
Magnetic ink character reading apparatus and method of controlling the same
STAR MFG CO0 citations40