Chwa; Duk Chin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chwa; Duk Chin.The latest application filed is for "data information display method of data broadcasting receiver and apparatus thereof".
- Chwa; Duk Chin - Seoul KR
| Patent | Date |
|---|---|
| Data information display method of data broadcasting receiver and apparatus thereof Grant 7,100,117 - Chwa , et al. August 29, 2 | 2006-08-29 |
| Data information display method of data broadcasting receiver and apparatus thereof App 20060190979 - Chwa; Duk Chin ; et al. | 2006-08-24 |
| Infrared pointing type wireless controller Grant 5,952,996 - Kim , et al. September 14, 1 | 1999-09-14 |
| Three dimensional wireless pointing device Grant 5,892,501 - Kim , et al. April 6, 1 | 1999-04-06 |
| Three dimensional wireless pointing device Grant 5,867,146 - Kim , et al. February 2, 1 | 1999-02-02 |
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