MT

Masahiko Tsuzuki

Canon: 13 patents #5,080 of 19,416Top 30%
Overall (All Time): #382,830 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
9386205 Optical apparatus 2016-07-05
8861103 Lens driving apparatus and optical apparatus having the same 2014-10-14
7839578 Optical apparatus 2010-11-23
7199945 Lens apparatus and optical apparatus equipped with same 2007-04-03
7038859 Lens barrel and imaging device 2006-05-02
6819500 Lens device including orthogonally driven blur compensation lens actuators and axially driven lens actuator, and optical equipment using same 2004-11-16
6670989 Optical system driving control device and camera using the same Toshiaki Kawanishi 2003-12-30
6467975 Quantity-of-light adjusting device and optical apparatus having the same Toshiaki Kawanishi, Youichi Iwasaki, Hidetomo Tanaka 2002-10-22
6350068 Quantity-of-light adjusting device and optical apparatus having the same Toshiaki Kawanishi, Youichi Iwasaki, Hidetomo Tanaka 2002-02-26
6292308 Lens barrel Kazuya Matsuda, Takashi Watanabe, Katsumi Azusawa 2001-09-18
6086267 Quantity-of-light adjusting device using base and blade apertures for light quality control Toshiaki Kawanishi, Youichi Iwasaki, Hidetomo Tanaka 2000-07-11
5812189 Video camera apparatus Kenichi Kimura, Futoshi Kai, Takashi Watanabe, Harunobu Ichinose 1998-09-22
5689746 Amount-of-light adjusting device Hiroshi Akada, Tatsuo Chigira, Hironori Takano 1997-11-18