Qiao; Tianzhu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Qiao; Tianzhu.The latest application filed is for "position, tilt, and twist detection for stylus".
Company Profile
3.23.26
- Qiao; Tianzhu - Portland OR
Patent Activity
| Patent | Date |
|---|---|
| Position, tilt, and twist detection for stylus Grant 11,182,036 - Case, Jr. , et al. November 23, 2 | 2021-11-23 |
| Stylus hover and position communication protocol Grant 11,009,992 - Westhues , et al. May 18, 2 | 2021-05-18 |
| Active touch input device pairing negotiation Grant 10,809,842 - Qiao October 20, 2 | 2020-10-20 |
| Position, Tilt, And Twist Detection For Stylus App 20200192521 - Case, Jr.; Charles Whipple ; et al. | 2020-06-18 |
| Non-uniform code constellations in electrostatic communication Grant 10,613,676 - Westhues , et al. | 2020-04-07 |
| Selecting correlation reference based on noise estimation Grant 10,585,529 - Qiao , et al. | 2020-03-10 |
| Position, tilt, and twist detection for stylus Grant 10,572,063 - Case, Jr. , et al. Feb | 2020-02-25 |
| Stylus Hover And Position Communication Protocol App 20200004382 - WESTHUES; Jonathan ; et al. | 2020-01-02 |
| Active stylus synchronization with multiple communication protocols Grant 10,481,705 - Qiao , et al. Nov | 2019-11-19 |
| Stylus hover and position communication protocol Grant 10,444,927 - Westhues , et al. Oc | 2019-10-15 |
| Active stylus synchronization Grant 10,444,873 - Westhues , et al. Oc | 2019-10-15 |
| Multiple correlations in a touch sensor Grant 10,394,384 - Westhues , et al. A | 2019-08-27 |
| Piecewise estimation for display noise compensation Grant 10,345,970 - Qiao , et al. July 9, 2 | 2019-07-09 |
| Active stylus velocity correction Grant 10,261,604 - Westhues , et al. | 2019-04-16 |
| Ground reference floating in a touch-sensitive display Grant 10,261,622 - Varlamov , et al. | 2019-04-16 |
| Active stylus differential synchronization Grant 10,234,965 - Qiao | 2019-03-19 |
| Active stylus synchronization Grant 10,228,778 - Westhues , et al. | 2019-03-12 |
| Active stylus motion vector Grant 10,203,778 - Westhues , et al. Feb | 2019-02-12 |
| Hover sensor Grant 10,120,512 - Tang , et al. November 6, 2 | 2018-11-06 |
| Electrostatic communication using an active stylus Grant 10,082,890 - Qiao , et al. September 25, 2 | 2018-09-25 |
| Active Stylus Differential Synchronization App 20180217686 - QIAO; Tianzhu | 2018-08-02 |
| Multiple Correlations In A Touch Sensor App 20180210610 - Westhues; Jonathan ; et al. | 2018-07-26 |
| Position, Tilt, And Twist Detection For Stylus App 20180196574 - Case, JR.; Charles Whipple ; et al. | 2018-07-12 |
| Active Stylus Synchronization With Multiple Communication Protocols App 20180164904 - Qiao; Tianzhu ; et al. | 2018-06-14 |
| Active Stylus Motion Vector App 20180129312 - WESTHUES; Jonathan ; et al. | 2018-05-10 |
| Non-uniform Code Constellations In Electrostatic Communication App 20180129340 - WESTHUES; Jonathan ; et al. | 2018-05-10 |
| Active Stylus Velocity Correction App 20180129313 - WESTHUES; Jonathan ; et al. | 2018-05-10 |
| Selecting Correlation Reference Based On Noise Estimation App 20180129351 - QIAO; Tianzhu ; et al. | 2018-05-10 |
| Stylus Hover And Position Communication Protocol App 20180129311 - WESTHUES; Jonathan ; et al. | 2018-05-10 |
| Active Stylus Synchronization App 20180129302 - WESTHUES; Jonathan ; et al. | 2018-05-10 |
| Ground Reference Floating In A Touch-sensitive Display App 20180101273 - Varlamov; Denis ; et al. | 2018-04-12 |
| Active Stylus Synchronization App 20180088691 - Westhues; Jonathan ; et al. | 2018-03-29 |
| Multiple correlations in a touch sensor Grant 9,927,922 - Westhues , et al. March 27, 2 | 2018-03-27 |
| Microphone noise suppression for computing device Grant 9,922,637 - Qiao March 20, 2 | 2018-03-20 |
| Broadcast packet based stylus pairing Grant 9,898,102 - Qiao February 20, 2 | 2018-02-20 |
| Microphone Noise Suppression For Computing Device App 20180012585 - Qiao; Tianzhu | 2018-01-11 |
| Active Touch Input Device Pairing Negotiation App 20170344171 - Qiao; Tianzhu | 2017-11-30 |
| Active stylus synchronization Grant 9,830,000 - Westhues , et al. November 28, 2 | 2017-11-28 |
| Hover Sensor App 20170293376 - Tang; Yingying ; et al. | 2017-10-12 |
| Stylus Pairing App 20170262084 - Qiao; Tianzhu | 2017-09-14 |
| Piecewise Estimation For Display Noise Compensation App 20170228061 - Qiao; Tianzhu ; et al. | 2017-08-10 |
| Active stylus differential synchronization Grant 9,720,542 - Qiao August 1, 2 | 2017-08-01 |
| Multiple Correlations In A Touch Sensor App 20170177161 - Westhues; Jonathan ; et al. | 2017-06-22 |
| Touch Sense Intervals In Multiple Drive States App 20170102798 - Qiao; Tianzhu | 2017-04-13 |
| Electrostatic Communication Using An Active Stylus App 20170060276 - Qiao; Tianzhu ; et al. | 2017-03-02 |
| Active Stylus Differential Synchronization App 20170038884 - Qiao; Tianzhu | 2017-02-09 |
| Multiple Correlations In A Touch Sensor App 20160378220 - Westhues; Jonathan ; et al. | 2016-12-29 |
| Multiple Matrix Differential Touch Sense App 20160370912 - Qiao; Tianzhu ; et al. | 2016-12-22 |
| Active Stylus Synchronization App 20160170506 - Westhues; Jonathan ; et al. | 2016-06-16 |
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