Qu; Dayu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Qu; Dayu.The latest application filed is for "keyless keyboard with force sensing and haptic feedback".

Company Profile

1.11.11

Qu; Dayu - Cupertino CA
Qu; Dayu - Sunnyvale CA US
Qu; Dayu - Santa Clara CA
Qu; Dayu - Malden MA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Input device having adjustable input mechanisms Grant 11,394,385 - Wang , et al. July 19, 2	2022-07-19
Multifunction input device with an embedded capacitive sensing layer Grant 10,353,485 - Zhang , et al. July 16, 2	2019-07-16
Depressible keys with decoupled electrical and mechanical functionality Grant 9,952,682 - Zhang , et al. April 24, 2	2018-04-24
Keyless Keyboard With Force Sensing And Haptic Feedback App 20180074694 - Lehmann; Alex J. ; et al.	2018-03-15
Location-Independent Force Sensing Using Differential Strain Measurement App 20170090655 - Zhang; Chang ; et al.	2017-03-30
Depressible Keys with Decoupled Electrical and Mechanical Functionality App 20160306437 - Zhang; Chang ; et al.	2016-10-20
Acoustic noise reduction in power supply inductors Grant 9,229,500 - Qu January 5, 2	2016-01-05
Computer system power source with improved light-load efficiency Grant 8,151,128 - Qu April 3, 2	2012-04-03
Acoustic Noise Reduction In Power Supply Inductors App 20110121928 - Qu; Dayu	2011-05-26
Acoustic noise reduction in power supply inductors Grant 7,915,987 - Qu March 29, 2	2011-03-29
Power-regulator Circuit Having Two Operating Modes App 20090295344 - Qu; Dayu	2009-12-03
Acoustic Noise Reduction In Power Supply Inductors App 20090106564 - Qu; Dayu	2009-04-23
Computer System Power Source With Improved Light-load Efficiency App 20080307242 - Qu; Dayu	2008-12-11
Self-driven synchronous rectifier circuit Grant 7,075,799 - Qu July 11, 2	2006-07-11
Self-driven synchronous rectifier circuit App 20060109698 - Qu; Dayu	2006-05-25
Integrated magnetics for a DC-DC converter with flexible output inductor Grant 7,034,647 - Yan , et al. April 25, 2	2006-04-25
Dynamic control of power converter output voltage slew rate Grant 6,989,612 - Cividino , et al. January 24, 2	2006-01-24
Dynamic control of power converter output voltage slew rate App 20050242668 - Cividino, Lorenzo Anthony ; et al.	2005-11-03
Dynamic control of power converter output voltage slew rate Grant 6,914,348 - Cividino , et al. July 5, 2	2005-07-05
Dynamic Control Of Power Converter Output Voltage Slew Rate App 20050062345 - Cividino, Lorenzo Anthony ; et al.	2005-03-24
Integrated magnetics for a dc-dc converter with flexible output inductor App 20040189432 - Yan, Liang ; et al.	2004-09-30

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