HSIEN-SHENG LIAO

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TAICHUNG CITY, TW

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Patents Applicationslast 30 patents

Information Patent Application
CONTACT LENS
- Publication number 20240111178
- Publication date Apr 4, 2024
- Unicon Optical Co., LTD.
- Chih-Cheng CHEN
- G02 - OPTICS
Information Patent Application
DUAL DEFOCUS LENS
- Publication number 20190196224
- Publication date Jun 27, 2019
- UNICON OPTICAL CO., LTD.
- HSU-KUEI HSIAO
- G02 - OPTICS