David Yiu

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Tin Shiu Wai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Fret and method of manufacturing frets for stringed controllers and...
- Patent number 8,469,812
- Issue date Jun 25, 2013
- 745 LLC
- Bernard Chiu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Methods and apparatus for stringed controllers and instruments
- Patent number 8,454,418
- Issue date Jun 4, 2013
- 745 LLC
- Bernard Chiu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND APPARATUS FOR STRINGED CONTROLLERS AND INSTRUMENTS
- Publication number 20110218022
- Publication date Sep 8, 2011
- 745 LLC
- Bernard Chiu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
FRET AND METHOD OF MANUFACTURING FRETS FOR STRINGED CONTROLLERS AND...
- Publication number 20100234109
- Publication date Sep 16, 2010
- 745 LLC
- Bernard Chiu
- A63 - SPORTS GAMES AMUSEMENTS