Yonghua Chen

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Zoom lens and optical instrument
- Patent number 10,823,942
- Issue date Nov 3, 2020
- Sony Corporation
- Naoki Miyagawa
- G02 - OPTICS
Information Patent Grant
Imaging lens and imaging apparatus
- Patent number 9,491,348
- Issue date Nov 8, 2016
- Sony Corporation
- Yonghua Chen
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
ZOOM LENS AND OPTICAL INSTRUMENT
- Publication number 20190018229
- Publication date Jan 17, 2019
- SONY CORPORATION
- Naoki Miyagawa
- G02 - OPTICS
Information Patent Application
IMAGING LENS AND IMAGING APPARATUS
- Publication number 20150092100
- Publication date Apr 2, 2015
- SONY CORPORATION
- Yonghua Chen
- G02 - OPTICS