Chang; Songan Andy
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Songan Andy.The latest application filed is for "selective touch scan area and reporting techniques".
- Chang; Songan Andy - San Jose CA
- Chang; Songan Andy - Mountain View CA
| Patent | Date |
|---|---|
| Selective touch scan area and reporting techniques Grant 10,152,175 - Chang Dec | 2018-12-11 |
| Selective Touch Scan Area And Reporting Techniques App 20180088730 - Chang; Songan Andy | 2018-03-29 |
| Selective touch scan area and reporting techniques Grant 9,836,154 - Chang December 5, 2 | 2017-12-05 |
| Infrared reflection based cover detection Grant 9,250,681 - Chang February 2, 2 | 2016-02-02 |
| Pen interface for a touch screen device Grant 9,134,849 - Chang , et al. September 15, 2 | 2015-09-15 |
| System And Method For Dual Mode Stylus Detection App 20140247238 - Chang; Songan Andy | 2014-09-04 |
| Selective Touch Scan Area And Reporting Techniques App 20140204035 - Chang; Songan Andy | 2014-07-24 |
| Method For Adaptive Scan Rate For An Electronic Device App 20140176451 - Chang; Songan Andy | 2014-06-26 |
| System And Apparatus For Adaptive Setting Of Scan Rate App 20140176450 - Chang; Songan Andy | 2014-06-26 |
| System And Method For Detecting And Interpreting On And Off-screen Gestures App 20140043265 - CHANG; Songan Andy ; et al. | 2014-02-13 |
| Pen Interface For A Touch Screen Device App 20130100074 - Chang; Songan Andy ; et al. | 2013-04-25 |
| Infrared Reflection Based Cover Detection App 20130100160 - Chang; Songan Andy | 2013-04-25 |
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