Tag: patent

Canon EF 100-400 f/4-5.6L IS Patent Pending

New 100-400 f/4-5.6L IS in the pipeline? A pending patent has shown…

Craig Blair
Craig Blair
Canon Patents

Hybrid IS Firmware Update Patent

A patent for a software IS solution Is it possible to add…

Craig Blair
Craig Blair
Canon Patents

Canon 16-35 f/2.8 DO Patent

More lens patents This is an interesting DO patent from Canon. There…

Craig Blair
Craig Blair

Canon Mirrorless Related Patent?

  Patent Publication No. 2011-107255 2011.6.2 Published 2009.11.13 filing date Conventional mount…

Craig Blair
Craig Blair

Canon 3 Layer Sensor (Foveon Type?) Patent

3 Layer Image Sensor A Canon patent was recently released showing a…

Craig Blair
Craig Blair

Patents: Diffractive Optic 2.0x & 1.8x Teleconverters

Patent Publication No. 2011-123336 2011.6.23 Release Date 2009.12.11 filing date Related 2011-123334

Craig Blair
Craig Blair

Canon EF-S 18-270 f/3.2-5.6 IS Coming Soon?

A New Superzoom The 18-200 didn't light any sales fires for Canon.…

Craig Blair
Craig Blair

Patent – EF 35 f/1.4L II

Canon files patent for EF 35 f/1.4L II Patent Publication No. US…

Craig Blair
Craig Blair

Patent – EF 50 f/1.4

Canon patent for EF 50 f/1.4 USM Patent Publication No. 2011-70032 Published…

Craig Blair
Craig Blair

Patent – EF 300 f/4L IS II

Canon patent for EF 300 f/4L IS II Patent Publication No. 2011-70032…

Craig Blair
Craig Blair

Patent – EF 24 f/2.8

Canon patent for EF 24 f/2.8 USM Patent Publication No. 2011-70032 Published…

Craig Blair
Craig Blair

Patent – EF 28 f/1.8 DO & Others

Canon files patent for new DO lenses Patent publication 2009-198960 Published 03/09/2009…

Craig Blair
Craig Blair