FU

Fumiaki Usui

Canon: 18 patents #3,676 of 19,416Top 20%
Overall (All Time): #257,696 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8767313 Zoom lens and image pickup apparatus including the same Kazuya Shimomura 2014-07-01
8670185 Zoom lens and image pickup apparatus including the same Tsuyoshi Wakazono 2014-03-11
8488253 Zoom lens and image pickup apparatus including the same Tsuyoshi Wakazono 2013-07-16
7379674 Optical transmission device Ryuji Ohmuro 2008-05-27
6825990 Zoom lens and image pickup apparatus Takahiro Yoshimi 2004-11-30
6560016 Zoom lens and photographing apparatus using the same Ryuji Nurishi, Kiyoshi Fukami 2003-05-06
6545818 Zoom lens and camera system Kiyoshi Fukami, Takahiro Yoshimi 2003-04-08
6342974 Zoom lens and photographing apparatus 2002-01-29
6124982 Zoom lens 2000-09-26
5995296 Zoom lens 1999-11-30
5995297 Zoom lens 1999-11-30
5986820 Zoom lens of the inner focus type Kiyoshi Fukami 1999-11-16
5751497 Zoom lens Kunio Takeshi, Jun Hosoya, Chiaki Terasawa 1998-05-12
5745300 Zoom lens of the inner focus type Kiyoshi Fukami 1998-04-28
5737128 Zoom lens device with inner focusing method 1998-04-07
5583700 Zoom lens Kunio Takeshi, Jun Hosoya, Chiaki Terasawa 1996-12-10
5515204 Zoom lens wherein at least a portion of the zoom lens moves for focusing Shigeru Oshima 1996-05-07
5086338 Color television camera optical system adjusting for chromatic aberration 1992-02-04