Tsai; Cheng-Wen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsai; Cheng-Wen.The latest application filed is for "fluorescence material".
- Tsai; Cheng-Wen - Taipei TW
- Tsai; Cheng-Wen - Dayuan Township Taoyuan County TW
- TSAI; Cheng-Wen - Kaohsiung City TW
| Patent | Date |
|---|---|
| Fluorescence material Grant 8,257,829 - Tang , et al. September 4, 2 | 2012-09-04 |
| Fuser device Grant 7,991,339 - Tsai , et al. August 2, 2 | 2011-08-02 |
| Fuser assembly for an electrophotographic device Grant 7,769,331 - Tsai , et al. August 3, 2 | 2010-08-03 |
| Fluorescence Material App 20100035042 - Tang; Yu-Sheng ; et al. | 2010-02-11 |
| Fuser device App 20090180820 - Tsai; Cheng-Wen ; et al. | 2009-07-16 |
| Portable Audio Recording And Playback System App 20090132242 - WANG; Wei-Sheng ; et al. | 2009-05-21 |
| Pigment-Adhering Apparatus For A Printer Device App 20080292375 - Tsai; Cheng-Wen ; et al. | 2008-11-27 |
| Fuser assembly for an electrophotographic device App 20080187370 - Tsai; Cheng-Wen ; et al. | 2008-08-07 |
| Fuser assembly for an electrophotographic device App 20080187371 - Tsai; Cheng-Wen ; et al. | 2008-08-07 |
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