Kei UEDA

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Utsunomiya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical element, optical apparatus, and method for forming random u...
- Patent number 10,557,974
- Issue date Feb 11, 2020
- Canon Kabushiki Kaisha
- Kei Ueda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical filter and optical apparatus
- Patent number 9,910,198
- Issue date Mar 6, 2018
- Canon Kabushiki Kaisha
- Kei Ueda
- G02 - OPTICS
Information Patent Grant
Optical filter and optical apparatus
- Patent number 9,891,358
- Issue date Feb 13, 2018
- Canon Kabushiki Kaisha
- Kei Ueda
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL ELEMENT, OPTICAL APPARATUS, AND METHOD FOR FORMING RANDOM U...
- Publication number 20180038999
- Publication date Feb 8, 2018
- Canon Kabushiki Kaisha
- Kei Ueda
- G02 - OPTICS
Information Patent Application
OPTICAL LOW-PASS FILTER AND IMAGE PICKUP APPARATUS
- Publication number 20160334555
- Publication date Nov 17, 2016
- Canon Kabushiki Kaisha
- Kei Ueda
- G02 - OPTICS
Information Patent Application
OPTICAL FILTER AND OPTICAL APPARATUS
- Publication number 20160274283
- Publication date Sep 22, 2016
- Canon Kabushiki Kaisha
- Kei UEDA
- G02 - OPTICS
Information Patent Application
OPTICAL FILTER AND OPTICAL APPARATUS
- Publication number 20150212245
- Publication date Jul 30, 2015
- Canon Kabushiki Kaisha
- Kei UEDA
- G02 - OPTICS