Lee Yiu Wah

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ApLeiChau, CN

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Patents Grantslast 30 patents

Information Patent Grant
Elastomeric ball and method of manufacturing same
- Patent number 8,454,348
- Issue date Jun 4, 2013
- Hasbro, Inc.
- Robert L. Brown
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Elastomeric ball and method of manufacturing same
- Patent number 8,168,026
- Issue date May 1, 2012
- Hasbro, Inc.
- Robert L. Brown
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL