Inventor
UMEZU TAKUJI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “UMEZU TAKUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
6 patentsUS7154682B2Dec 26, 2006
Optical apparatus
CANON KK8 citations72
US7460775B2Dec 2, 2008
Optical apparatus including efficiently arranged shake correction means
CANON KK7 citations71
US7253976B2Aug 7, 2007
Optical apparatus
CANON KK2 citations61
US8957980B2Feb 17, 2015
Image pickup apparatus
CANON KK0 citations51
US9804407B2Oct 31, 2017
Image shake correction apparatus having exposed damping member and installation region of damping member overlapping with ball or sphere contact surface in an optical axis direction
CANON KK0 citations39
US7477313B2Jan 13, 2009
Light-quantity adjusting apparatus, optical apparatus, and camera
CANON KK0 citations39
UMEZU TAKUJI
3 patentsUS8120865B2Feb 21, 2012
Image degradation prevention optical apparatus
UMEZU TAKUJI5 citations58
US8437094B2May 7, 2013
Lens barrel with optical filter and optical apparatus having the same
UMEZU TAKUJI2 citations57
US8634138B2Jan 21, 2014
Lens barrel and optical apparatus including the same
UMEZU TAKUJI0 citations36