Yusuke Akiyama

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Utsunomiya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Projection optical system and image projection apparatus including...
- Patent number 9,594,236
- Issue date Mar 14, 2017
- Canon Kabushiki Kaisha
- Yusuke Akiyama
- G02 - OPTICS
Information Patent Grant
Zoom lens and projector using the same
- Patent number 8,958,161
- Issue date Feb 17, 2015
- Canon Kabushiki Kaisha
- Saburo Sugawara
- G02 - OPTICS
Information Patent Grant
Zoom lens and projector using the same
- Patent number 8,891,174
- Issue date Nov 18, 2014
- Canon Kabushiki Kaisha
- Yusuke Akiyama
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTION APPARATUS INCLUDING...
- Publication number 20160041373
- Publication date Feb 11, 2016
- Canon Kabushiki Kaisha
- Yusuke Akiyama
- G02 - OPTICS
Information Patent Application
ZOOM LENS AND PROJECTOR USING THE SAME
- Publication number 20140078597
- Publication date Mar 20, 2014
- Canon Kabushiki Kaisha
- Saburo Sugawara
- G02 - OPTICS
Information Patent Application
ZOOM LENS AND PROJECTOR USING THE SAME
- Publication number 20140078598
- Publication date Mar 20, 2014
- Canon Kabushiki Kaisha
- Yusuke Akiyama
- G02 - OPTICS