Wong; Yeung Chung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wong; Yeung Chung.The latest application filed is for "multidirectional light emitting diode unit".
- Wong; Yeung Chung - Tuen Mun CN
| Patent | Date |
|---|---|
| Multidirectional light emitting diode unit Grant 6,997,580 - Wong February 14, 2 | 2006-02-14 |
| Multidirectional light emitting diode unit App 20050063188 - Wong, Yeung Chung | 2005-03-24 |
| Toy vehicle programmed to follow a manually drawn path Grant 6,632,122 - Klitsner , et al. October 14, 2 | 2003-10-14 |
| Toy vehicle programmed to follow a manually drawn path App 20020111118 - Klitsner, Daniel B. ; et al. | 2002-08-15 |
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