Chan; Sik Yuen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chan; Sik Yuen.The latest application filed is for "screen protector".
- Chan; Sik Yuen - Hong Kong CN
- Chan; Sik Yuen - Kowloon Bay HK
| Patent | Date |
|---|---|
| Screen protector Grant D658,164 - Chan April 24, 2 | 2012-04-24 |
| Watchstrap Grant D640,156 - Chan June 21, 2 | 2011-06-21 |
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