Kathy Wai Yuen Wong

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Hallett Cove, AU

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Patents Grantslast 30 patents

Information Patent Grant
Photochromic coating process
- Patent number 9,453,950
- Issue date Sep 27, 2016
- CARL ZEISS VISION AUSTRALIA HOLDINGS LTD.
- Kathy Wai Yuen Wong
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Photochromic coating process
- Publication number 20050116381
- Publication date Jun 2, 2005
- Sola International Holdings Limited
- Kathy Wai Yuen Wong
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL