Liu; Liang-Yi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liu; Liang-Yi.The latest application filed is for "sensing device for measuring electroencephalogram".
- Liu; Liang-Yi - Taipei TW
- LIU; LIANG-YI - TAIPEI CITY TW
| Patent | Date |
|---|---|
| Portable physiological sensor Grant D810,593 - Liu February 20, 2 | 2018-02-20 |
| Headphone Grant D751,528 - Liu March 15, 2 | 2016-03-15 |
| Wireless headset transceiver with clip Grant D737,796 - Liu September 1, 2 | 2015-09-01 |
| Over-ear headphones Grant D729,196 - Liu May 12, 2 | 2015-05-12 |
| Wireless conference speakerphone Grant D711,345 - Liu August 19, 2 | 2014-08-19 |
| Sensing Device For Measuring Electroencephalogram App 20140180158 - CHENG; CHI-HSIANG ; et al. | 2014-06-26 |
| Adjustable earphone Grant 8,320,602 - Liu , et al. November 27, 2 | 2012-11-27 |
| Bluetooth headset with a retractable structure Grant 8,139,781 - Cheng , et al. March 20, 2 | 2012-03-20 |
| Personal audio listening device Grant 7,778,410 - Liu , et al. August 17, 2 | 2010-08-17 |
| Bluetooth Headset With A Retractable Structure App 20100150371 - Cheng; Chi-Hsiang ; et al. | 2010-06-17 |
| Adjustable Earphone App 20090097690 - Liu; Chun-Hsin ; et al. | 2009-04-16 |
| Wireless presentation apparatus App 20080032737 - Liu; Liang-Yi ; et al. | 2008-02-07 |
| Personal audio listening device App 20070286409 - Liu; Chun-Hsin ; et al. | 2007-12-13 |
| Wireless Handset With Bluetooth Remote Control And Dialing Functionality On Voip Software Application, And Corresponding Web Phone App 20070232233 - Liu; Liang-Yi ; et al. | 2007-10-04 |
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