Lens patents
English translations of Japanese patents can be found at Japan platform for patent information [[1]]. Note that the English interface provides translation and Japanese images, but does not have option to give OCR-ed Japanese text, use Japanese interface to get it [[2]]. Nor does the site allow direct linking to pages.
| publication | type | filed | published | companies | authors | link given by | |
|---|---|---|---|---|---|---|---|
| JP 2016-126295 | DSLR FF | Tamron 100-400mm F4.5-6.3 VC | 2015.1.8 | 2016.7.11 | Tamron Co., Ltd. | Katsuhiro Yoshimura, Hiroko Negishi, Yoshito Iwasawa, Jun Takahashi | http://thenewcamera.com/tamron-100-400mm-f4-5-6-3-vc-patent/ |
| JP 2016-118658 | MILC APS-C | Canon EF-M 15-45/3.5-6.3 STM | 2014.12.22 | 2016.6.30 | Canon Inc. | Yukio Takanashi (高梨 幸雄), Takashi Inoue (井上 卓) | http://egami.blog.so-net.ne.jp/2016-07-06 |
| JP 2015-68910 | MILC FF | Sony FE 55/1.8 ("sony zeiss") | 2013.9.27 | 2015.4.13 | Sony Corporation | Chen Yonghua (陳 永華), Naomi Miyagawa (宮川 直己) | |
| JP 2013-37105 | Sony E 55-210/4.5-6.3 | 2011.8.5 | 2013.2.21 | Sony Corporation | 特許業務法人つばさ国際特許事務所, Michiki Maruyama (丸山 理樹) | ||
| JP 2015-121649 | MILC FF | Zeiss Batis 25/2 | |||||
| JP 2015-96915 | MILC FF | Zeiss Batis 85/1.8 | |||||
| JP 2015-18124 | MILC FF | Sony FE 28-320/3.5-6.3 | |||||
| JP 2012-242690 | MILC APS-C | Sony E 50/1.8 | |||||
| JP 2013-161076 | micro 4/3" | Olympus M.Zuiko 75/1.8 | Sigma | ||||
| US20130064532 | Speed Booster | J. Brian Caldwell, Wilfried Bittner | |||||
| US8903232 | Speed Booster Ultra |
