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Patents Grantslast 30 patents

Information Patent Grant
Article reinforced by multi-dimensional fibers and method for manuf...
- Patent number 11,499,020
- Issue date Nov 15, 2022
- Topkey Corporation
- Liang-Chieh Chan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composite material body for impact absorption and articles comprisi...
- Patent number 11,254,069
- Issue date Feb 22, 2022
- Topkey Corporation
- Chih-Ming Chuang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Composite material body for impact absorption and articles comprisi...
- Patent number 11,247,412
- Issue date Feb 15, 2022
- Topkey Corporation
- Chih-Ming Chuang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Composite material body for impact absorption and articles comprisi...
- Patent number 11,046,022
- Issue date Jun 29, 2021
- Topkey Corporation
- Chih-Ming Chuang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Racket having bearings in frame
- Patent number D458324
- Issue date Jun 4, 2002
- Wilson Sporting Goods Co.
- Walter W. C. Shen
- D21 - Games, toys, and sports goods

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Patents Applicationslast 30 patents

Information Patent Application
ARTICLE REINFORCED BY MULTI-DIMENSIONAL FIBERS AND METHOD FOR MANUF...
- Publication number 20210355288
- Publication date Nov 18, 2021
- TOPKEY CORPORATION
- Liang-Chieh CHAN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COMPOSITE MATERIAL BODY FOR IMPACT ABSORPTION AND ARTICLES COMPRISI...
- Publication number 20210276277
- Publication date Sep 9, 2021
- TOPKEY CORPORATION
- Chih-Ming CHUANG
- B60 - VEHICLES IN GENERAL
Information Patent Application
COMPOSITE MATERIAL BODY FOR IMPACT ABSORPTION AND ARTICLES COMPRISI...
- Publication number 20210276278
- Publication date Sep 9, 2021
- TOPKEY CORPORATION
- Chih-Ming CHUANG
- B60 - VEHICLES IN GENERAL