TU

Takuji Umezu

Canon: 9 patents #6,722 of 19,416Top 35%
Overall (All Time): #571,658 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9804407 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 2017-10-31
8957980 Image pickup apparatus Atsushi Okuyama 2015-02-17
8634138 Lens barrel and optical apparatus including the same 2014-01-21
8437094 Lens barrel with optical filter and optical apparatus having the same 2013-05-07
8120865 Image degradation prevention optical apparatus Harunobu Ichinose 2012-02-21
7477313 Light-quantity adjusting apparatus, optical apparatus, and camera 2009-01-13
7460775 Optical apparatus including efficiently arranged shake correction means 2008-12-02
7253976 Optical apparatus Kazuhiro Noguchi 2007-08-07
7154682 Optical apparatus Kazuhiro Noguchi 2006-12-26