TT

Tsunefumi Tanaka

Canon: 65 patents #393 of 19,416Top 3%
Overall (All Time): #33,968 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 1–25 of 65 patents

Patent #TitleCo-InventorsDate
8988538 Image pickup apparatus and lens apparatus Chiaki Inoue, Takashi Oniki 2015-03-24
8659672 Image processing apparatus and image pickup apparatus using same Koshi Hatakeyama, Nobuhiko Tamura 2014-02-25
8565524 Image processing apparatus, and image pickup apparatus using same Koshi Hatakeyama, Nobuhiko Tamura 2013-10-22
8520313 Zoom lens and image pickup device including the same Ken Wada, Yoshihisa Tashiro 2013-08-27
7961404 Zoom lens Toyokatsu Fujisaki 2011-06-14
7876507 Zoom lens Toyokatsu Fujisaki 2011-01-25
7457045 Zoom lens Toyokatsu Fujisaki 2008-11-25
7258452 Projection optical system and a projection type image display apparatus Koshi Hatakeyama 2007-08-21
6842280 Optical element and optical apparatus Keisuke Araki, Makoto Sekita, Kenichi Kimura, Takeshi Akiyama, Toshihiro Sunaga 2005-01-11
6812447 Image pickup apparatus having a wave synthesizer for incident and reference light Hiroaki Hoshi 2004-11-02
6785060 Reflecting type optical system Kenichi Kimura, Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Makoto Sekita +6 more 2004-08-31
6639729 Reflecting type of zoom lens Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Makoto Sekita, Nobuhiro Takeda +6 more 2003-10-28
6636360 Reflecting type of zoom lens Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Makoto Sekita, Nobuhiro Takeda +6 more 2003-10-21
6507359 Image display system Tomotaka Muramoto, Jun Tokumitsu, Hiroaki Hoshi, Shigeki Okauchi, Nobuo Fukushima +2 more 2003-01-14
6426841 Optical apparatus Keisuke Araki, Makoto Sekita, Kenichi Kimura, Norihiro Nanba, Hiroshi Saruwatari +1 more 2002-07-30
6366411 Reflecting type optical system Kenichi Kimura, Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Makoto Sekita +6 more 2002-04-02
6351333 Optical element and optical system having the same Keisuke Araki, Sadahiko Tsuji, Kenichi Kimura, Norihiro Nanba, Hiroshi Saruwatari +2 more 2002-02-26
6301064 Optical apparatus Keisuke Araki, Makoto Sekita, Kenichi Kimura, Norihiro Nanba, Hiroshi Saruwatari +1 more 2001-10-09
6292309 Reflecting type of zoom lens Makoto Sekita, Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Nobuhiro Takeda +6 more 2001-09-18
6215596 Optical element, optical device provided therewith, and method for evaluating optical element Keisuke Araki, Hiroaki Hoshi 2001-04-10
6208811 Automatic focussing system 2001-03-27
6188521 Image displaying apparatus having magnification-changing system Sadahiko Tsuji, Hideki Morishima, Norihiro Nanba, Takeshi Akiyama 2001-02-13
6166866 Reflecting type optical system Kenichi Kimura, Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Makoto Sekita +6 more 2000-12-26
6124986 Zoom optical system and image pickup apparatus Makoto Sekita, Keisuke Araki, Kenichi Kimura, Norihiro Nanba, Hiroshi Saruwatari +1 more 2000-09-26
6023253 Image displaying apparatus Naosato Taniguchi, Yoko Yoshinaga, Shin Kobayashi, Norihiro Nanba 2000-02-08