Chang; Yi-Cheng

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chang; Yi-Cheng.The latest application filed is for "keyboard backlight module and manufacturing method thereof".

Company Profile

5.22.23

Chang; Yi-Cheng - New Taipei TW
Chang; Yi-Cheng - Miao-Li County TW
Chang; Yi-Cheng - New Taipei City TW
Chang; Yi Cheng - Chandler AZ
Chang; Yi Cheng - Tempe AZ
Chang; Yi-Cheng - Taipei TW
CHANG; YI-CHENG - TAIPEI CITY TW
Chang; Yi-Cheng - Tu-Cheng TW
Chang; Yi-Cheng - Willowbrook IL
Chang; Yi-Cheng - Hsinchu TW

*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
Backlight module Grant 11,366,263 - Ho , et al. June 21, 2	2022-06-21
Display device and signal-processing method thereof Grant 11,217,193 - Huang , et al. January 4, 2	2022-01-04
Illuminated module and keyboard thereof Grant 11,144,131 - Ho , et al. October 12, 2	2021-10-12
Keyboard Backlight Module And Manufacturing Method Thereof App 20210096293 - Ho; Hsuan-Wei ; et al.	2021-04-01
Diagnosis Method Of Light-emitting Device And Electronic Device App 20210088575 - Huang; Yu-Ming ; et al.	2021-03-25
Keyboard backlight module and manufacturing method thereof Grant 10,948,651 - Ho , et al. March 16, 2	2021-03-16
Display Device And Signal-processing Method Thereof App 20210012736 - HUANG; Kuan-Hsien ; et al.	2021-01-14
Keyboard device Grant 10,720,288 - Hsieh , et al.	2020-07-21
Display Systems And Display System Operation Methods App 20200074914 - WANG; Yu-Cheng ; et al.	2020-03-05
Keyboard Device App 20200051759 - Hsieh; Chao-Chin ; et al.	2020-02-13
Systems and methods for supplying different voltage levels with shared current Grant 10,211,815 - Hunter , et al. Feb	2019-02-19
Multi-level power-domain voltage regulation Grant 10,069,410 - Chang , et al. September 4, 2	2018-09-04
Multi-level Power-domain Voltage Regulation App 20180241305 - CHANG; YI CHENG ; et al.	2018-08-23
Systems And Methods For Supplying Different Voltage Levels With Shared Current App 20170310307 - HUNTER; Earl K. ; et al.	2017-10-26
Analog delay cell and tapped delay line comprising the analog delay cell Grant 9,654,310 - Chang May 16, 2	2017-05-16
Connection interface switching device for multiple portable devices Grant 9,639,491 - Chang May 2, 2	2017-05-02
Coaxial terminal crimping tool Grant 9,509,111 - Liao , et al. November 29, 2	2016-11-29
Connection Interface Switching Device For Multiple Portable Devices App 20160012001 - CHANG; YI-CHENG	2016-01-14
Connection Port Configuring Method And Combined Circuit Board Module Mounted With Multiple Connection Ports App 20150062856 - CHANG; YI-CHENG	2015-03-05
Phase locked loop circuit having a voltage controlled oscillator with improved bandwidth Grant 8,816,782 - Chang August 26, 2	2014-08-26
Differential equalizers with source degeneration and feedback circuits Grant 8,680,937 - Chang March 25, 2	2014-03-25
Phase Locked Loop Circuit Having A Voltage Controlled Oscillator With Improved Bandwidth App 20120286887 - CHANG; YI CHENG	2012-11-15
Pixel of display Grant 8,294,643 - Chang , et al. October 23, 2	2012-10-23
Electronic device and method for predicting word input Grant 8,253,709 - Chang , et al. August 28, 2	2012-08-28
Differential Equalizers With Source Degeneration And Feedback Circuits App 20120121004 - Chang; Yi Cheng	2012-05-17
Active matrix organic light emitting diode (AMOLED) display, a pixel driving circuit, and a driving method thereof Grant 7,847,774 - Chang December 7, 2	2010-12-07
Electronic Device And Method For Predicting Word Input App 20100277424 - CHANG; HAN-ZEN ; et al.	2010-11-04
Organic light-emitting display Grant 7,507,997 - Lee , et al. March 24, 2	2009-03-24
Organic electroluminescent display Grant 7,439,540 - Chang , et al. October 21, 2	2008-10-21
Business card with multi-year calendar App 20070267863 - Chang; Yi-Cheng	2007-11-22
Organic light emitting diode display and fabrication method thereof Grant 7,285,918 - Chang October 23, 2	2007-10-23
Organic light-emitting display App 20070176184 - Lee; Hsin-hung ; et al.	2007-08-02
Driving circuit for AMOLED display and driving method thereof Grant 7,205,169 - Chang April 17, 2	2007-04-17
Mobile unit with dual panel display Grant 7,138,964 - Ko , et al. November 21, 2	2006-11-21
Organic electroluminescent display App 20060175602 - Chang; Yi-Cheng ; et al.	2006-08-10
Driving circuit for AMOLED display and driving method thereof App 20060160255 - Chang; Yi-Cheng	2006-07-20
Pixel of display App 20060092106 - Chang; Yi-Cheng ; et al.	2006-05-04
Power supply device with built-in cord spool for a power transmission cord App 20060043902 - Tsai; Sung-Lin ; et al.	2006-03-02
Active matrix organic light emitting diode (AMOLED) display panel and a driving circuit thereof App 20060007078 - Lee; Kuo-Sheng ; et al.	2006-01-12
Combined digitizer tablet and external power supply device for an electronic apparatus App 20060007173 - Tsai; Sung-Lin ; et al.	2006-01-12
Active matrix organic light emitting diode (AMOLED) display, a pixel driving circuit, and a driving method thereof App 20060001616 - Chang; Yi-Cheng	2006-01-05
Organic light emitting diode display and fabrication method thereof App 20050280373 - Chang, Yi-Cheng	2005-12-22
Mobile unit with dual panel display App 20050146282 - Ko, Chung-Wen ; et al.	2005-07-07

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