Tang; Chi Keung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tang; Chi Keung.The latest application filed is for "semiconductor device for high voltage isolation".
- Tang; Chi Keung - Hong Kong CN
- TANG; Chi Keung - Tai Po Tau CN
- Tang; Chi-Keung - Hong Kong SAR CN
- Tang; Chi-Keung - New Territories HK
- Tang; Chi Keung - Tai Po CN
- Tang; Chi-Keung - Kowloon HK
- Tang; Chi Keung - Clear Water Bay CN
| Patent | Date |
|---|---|
| Semiconductor device for high voltage isolation Grant 10,608,077 - Tang , et al. | 2020-03-31 |
| Semiconductor Device For High Voltage Isolation App 20200027948 - TANG; Chi Keung ; et al. | 2020-01-23 |
| Direct drive LED lighting Grant 10,187,943 - Tse , et al. Ja | 2019-01-22 |
| Integrated power module Grant 10,170,401 - Tse , et al. J | 2019-01-01 |
| Dual-capacitors-based AC line frequency low voltage DC power supply circuit Grant 10,164,538 - Tang , et al. Dec | 2018-12-25 |
| Dual-Capacitors-Based AC Line Frequency Low Voltage DC Power Supply Circuit App 20180367041 - Tang; Chi-Keung ; et al. | 2018-12-20 |
| Fabricating method for high voltage semiconductor power switching device Grant 9,553,085 - Tse , et al. January 24, 2 | 2017-01-24 |
| Integrated Power Module And Manufacturing Method Thereof App 20170018488 - Tse; Celement Chiu Sing ; et al. | 2017-01-19 |
| Direct Drive Led Lighting App 20160366730 - TSE; Chiu Sing Celement ; et al. | 2016-12-15 |
| High Voltage Semiconductor Power Switching Device App 20160079237 - Tse; Chiu-Sing Celement ; et al. | 2016-03-17 |
| High voltage semiconductor power switching device Grant 9,245,880 - Tse , et al. January 26, 2 | 2016-01-26 |
| High Voltage Semiconductor Power Switching Device App 20150115315 - Tse; Chiu-Sing Celement ; et al. | 2015-04-30 |
| Automatic Optimization Of Scene Configuration App 20140278274 - Osher; Stanley J. ; et al. | 2014-09-18 |
| SMPS control IC with 4 terminals Grant 8,804,385 - Tse , et al. August 12, 2 | 2014-08-12 |
| Imparting three-dimensional characteristics in a two-dimensional space Grant 8,564,590 - Wu , et al. October 22, 2 | 2013-10-22 |
| Switching Converters App 20120049831 - Tse; Chiu-Sing Celement ; et al. | 2012-03-01 |
| Position sensor and position sensing method Grant 7,477,051 - Tse , et al. January 13, 2 | 2009-01-13 |
| Imparting Three-Dimensional Characteristics in a Two-Dimensional Space App 20090002363 - Wu; Tai-Pang ; et al. | 2009-01-01 |
| Method for controlling two-phase stepping motor Grant 7,362,072 - Fekete , et al. April 22, 2 | 2008-04-22 |
| Position sensor and position sensing method App 20080007276 - Tse; Celement Chiu Sing ; et al. | 2008-01-10 |
| Two-phase stepper motor driven toys App 20060258261 - Tse; Celement Chiu Sing ; et al. | 2006-11-16 |
| Method for controlling two-phase stepping motor App 20060255761 - Fekete; Ferenc ; et al. | 2006-11-16 |
| Battery powered motor system for low power application App 20060205320 - Fekete; Ferenc ; et al. | 2006-09-14 |
| Systems and methods for image data separation App 20060029275 - Li; Yin ; et al. | 2006-02-09 |
| Multiple access simplex mode communication systems and methods therefor Grant 5,982,742 - Leung , et al. November 9, 1 | 1999-11-09 |
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