Chao Yuan

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Information interactive platform, system and method
- Patent number 10,452,233
- Issue date Oct 22, 2019
- Shanghai Chule (CooTek) Information Technology Co., Ltd.
- Kan Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cloud identification method, device and system for a double-card mo...
- Patent number 9,736,677
- Issue date Aug 15, 2017
- Shanghai Chule (CooTek) Information Technology Co., Ltd.
- Chengxiao Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
MEMS microphone structure and method of manufacturing the same
- Patent number 9,681,234
- Issue date Jun 13, 2017
- Shanghai IC R&D Center Co., Ltd.
- Chao Yuan
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Low dielectric constant polymer containing dinaphthyl and hexafluor...
- Patent number 9,518,151
- Issue date Dec 13, 2016
- Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences
- Qiang Fang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Information Interactive Platform, System and Method
- Publication number 20170228109
- Publication date Aug 10, 2017
- SHANGHAI CHULE (COOTEK) INFORMATION TECHNOLOGY CO., LTD.
- Kan Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CLOUD IDENTIFICATION METHOD, DEVICE AND SYSTEM FOR A DOUBLE-CARD MO...
- Publication number 20170026825
- Publication date Jan 26, 2017
- Shanghai Chule (CooTek) Information Technology Co.,Ltd
- Chengxiao YANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MEMS MICROPHONE STRUCTURE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20160112807
- Publication date Apr 21, 2016
- Chao Yuan
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
LOW DIELECTRIC CONSTANT POLYMER CONTAINING DINAPHTHYL AND HEXAFLUOR...
- Publication number 20160060394
- Publication date Mar 3, 2016
- SHANGHAI INSTITUTE OF ORGANIC CHEMISTRY, CHINESE ACADEMY OF SCIENCES
- Qiang FANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INFORMATION INTERACTION IN A SMART SERVICE PLATFORM
- Publication number 20160019553
- Publication date Jan 21, 2016
- SHANGHAI CHULE (COOTEK) INFORMATION TECHNOLOGY CO., LTD.
- Kan Zhang
- G06 - COMPUTING CALCULATING COUNTING