Youngsun CHOI

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Nonreciprocal optical transmission device and optical apparatus inc...
- Patent number 11,262,606
- Issue date Mar 1, 2022
- Samsung Electronics Co., Ltd.
- Kiyeon Yang
- G02 - OPTICS
Information Patent Grant
Nonreciprocal optical transmission device and optical apparatus inc...
- Patent number 10,670,891
- Issue date Jun 2, 2020
- Samsung Electronics Co., Ltd.
- Kiyeon Yang
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
FOCUS CONTROL METHOD FOR SPECTROSCOPIC MEASURING APPARATUS, INSPECT...
- Publication number 20240060907
- Publication date Feb 22, 2024
- Samsung Electronics Co., Ltd.
- Youngsun Choi
- G02 - OPTICS
Information Patent Application
NONRECIPROCAL OPTICAL TRANSMISSION DEVICE AND OPTICAL APPARATUS INC...
- Publication number 20200257142
- Publication date Aug 13, 2020
- Samsung Electronics Co., Ltd.
- Kiyeon YANG
- G02 - OPTICS
Information Patent Application
NONRECIPROCAL OPTICAL TRANSMISSION DEVICE AND OPTICAL APPARATUS INC...
- Publication number 20180188559
- Publication date Jul 5, 2018
- Samsung Electronics Co., Ltd.
- Kiyeon YANG
- G02 - OPTICS