Yu; Chung-Hung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yu; Chung-Hung.The latest application filed is for "led tube adapted for use with electronic ballast".
- Yu; Chung-Hung - New Taipei TW
- Yu; Chung-Hung - New Taipei City TW
- Yu; Chung-Hung - Changhua TW
- Yu; Chung-Hung - Taipei TW
- Yu; Chung Hung - Taipei Hsien TW
| Patent | Date |
|---|---|
| LED tube adapted for use with electronic ballast Grant 10,278,256 - Tseng , et al. | 2019-04-30 |
| Led Tube Adapted For Use With Electronic Ballast App 20180146528 - Tseng; Wei-Jing ; et al. | 2018-05-24 |
| Light-emitting diode tube Grant 9,101,012 - Yu , et al. August 4, 2 | 2015-08-04 |
| Foldable bed Grant 9,027,181 - Yu May 12, 2 | 2015-05-12 |
| Light-emitting Diode Tube App 20140225519 - YU; Chung-Hung ; et al. | 2014-08-14 |
| Lamp circuit of light emitting device Grant 8,558,475 - Yu , et al. October 15, 2 | 2013-10-15 |
| Replaceable Electrical Ballast Tube App 20130234614 - Yu; Chung-Hung ; et al. | 2013-09-12 |
| Light emitting device driving circuit Grant 8,410,710 - Cheng , et al. April 2, 2 | 2013-04-02 |
| Lamp Circuit of Light Emitting Device App 20120112664 - Yu; Chung-Hung ; et al. | 2012-05-10 |
| Complementary Color Light Source Device App 20120080998 - Yu; Chung-Hung ; et al. | 2012-04-05 |
| Block device for nail gun Grant 8,104,658 - Yu January 31, 2 | 2012-01-31 |
| Light emitting device driving circuit App 20120019163 - Cheng; Ching-Chi ; et al. | 2012-01-26 |
| Direct Current Driving Circuit of a Light Emitting Device App 20120019153 - Yu; Chung-Hung ; et al. | 2012-01-26 |
| Light Emitting Diode Module With Controllable Luminosity App 20110260883 - Yu; Chung-Hung | 2011-10-27 |
| Block Device for Nail Gun App 20090127310 - Yu; Chung Hung | 2009-05-21 |
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