SONG; Bojun
Patent Applications and Registrations
Patent applications and USPTO patent grants for SONG; Bojun.The latest application filed is for "multi-orientation handwriting trace input device and method for rotating its coordinate plane".
- SONG; Bojun - Beijing CN
| Patent | Date |
|---|---|
| Multi-orientation Handwriting Trace Input Device And Method For Rotating Its Coordinate Plane App 20110199293 - Liu; Yingjian ; et al. | 2011-08-18 |
| Device for varying capacitance Grant 7,696,444 - Liu , et al. April 13, 2 | 2010-04-13 |
| Device for varing capacitance App 20070180923 - Liu; Yingjian ; et al. | 2007-08-09 |
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