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Du; Yi-Chang Patent Filings

Du; Yi-Chang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Du; Yi-Chang.The latest application filed is for "conductive polymer composite material and capacitor".

Company Profile
3.13.19
  • Du; Yi-Chang - Taoyuan TW
  • Du; Yi-Chang - Taoyuan City TW
  • DU; Yi-Chang - Miaoli County TW
  • Du; Yi-Chang - Taoyuan County TW
  • DU; YI-CHANG - New Taipei TW
  • Du; Yi-Chang - Hsinchu County TW
  • Du; Yi-Chang - Keelung TW
  • Du; Yi-Chang - Keelung City TW
  • Du; Yi-Chang - Hsinchu TW
  • Du, Yi-Chang - US
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Conductive polymer composite material and capacitor
Grant 10,790,072 - Du , et al. September 29, 2
2020-09-29
Conductive Polymer Composite Material And Capacitor
App 20200043628 - Du; Yi-Chang ;   et al.
2020-02-06
Conductive composite and capacitor utilizing the same
Grant 10,262,808 - Du , et al.
2019-04-16
Capacitor structure
Grant 10,020,119 - Du , et al. July 10, 2
2018-07-10
Conductive Composite And Capacitor Utilizing The Same
App 20170186555 - DU; Yi-Chang ;   et al.
2017-06-29
Capacitor Structure
App 20170186556 - DU; Yi-Chang ;   et al.
2017-06-29
Wideband Compound Phase-retardation Film And Wideband Circular Polarizer Using The Same
App 20170168205 - HSIEH; Pao-Ju ;   et al.
2017-06-15
Oxidant Mixture For Conjugated Polymer Synthesis
App 20160247633 - Du; Yi-Chang ;   et al.
2016-08-25
Composition For Conductive Polymer Synthesis
App 20160240322 - Chien; Hung-Chung ;   et al.
2016-08-18
Composite electrode and electrolytic capacitor
Grant 9,390,863 - Chien , et al. July 12, 2
2016-07-12
Electrolyte mixture for electrolytic capacitor, composition for conductive polymer synthesis and conductive polymer solid electrolytic capacitor formed by using the same
Grant 9,362,057 - Chien , et al. June 7, 2
2016-06-07
Electrolyte mixture, electrolytic capacitor having the same and oxidant mixture for conjugated polymer synthesis
Grant 9,355,785 - Du , et al. May 31, 2
2016-05-31
Electronic Device And Method For Searching Calendar Event
App 20160148162 - DU; YI-CHANG
2016-05-26
Oxidizing agent useful for oxidative polymerization of high conductive polymers
Grant 9,156,923 - Tsai , et al. October 13, 2
2015-10-13
Brightness enhanced self-luminous display
Grant 9,093,398 - Kuo , et al. July 28, 2
2015-07-28
Composite Electrode And Electrolytic Capacitor
App 20150187496 - Chien; Hung-Chung ;   et al.
2015-07-02
Light efficiency enhancing optical devices
Grant 8,922,740 - Hsieh , et al. December 30, 2
2014-12-30
Brightness Enhanced Self-luminous Display
App 20140097412 - Kuo; Hui-Lung ;   et al.
2014-04-10
Electrolyte Mixture, Electrolytic Capacitor Having The Same And Oxidant Mixture For Conjugated Polymer Synthesis
App 20140027663 - Du; Yi-Chang ;   et al.
2014-01-30
Electrolyte Mixture For Electrolytic Capacitor, Composition For Conductive Polymer Synthesis And Conductive Polymer Solid Electrolytic Capacitor Formed By Using The Same
App 20140029166 - Chien; Hung-Chung ;   et al.
2014-01-30
Light Efficiency Enhancing Optical Devices
App 20130162931 - Hsieh; Yi-Ping ;   et al.
2013-06-27
Reference electrode
Grant 8,187,435 - Du , et al. May 29, 2
2012-05-29
Electronic Device And Method For Displaying Weather Information Thereon
App 20120092347 - DU; YI-CHANG
2012-04-19
System And Method For Sending A Current Position Of A Communication Device
App 20100240393 - DU; YI-CHANG ;   et al.
2010-09-23
Oxidizing agent useful for oxidative polymerization of high conductive polymers
App 20100099889 - Tsai; Li-Duan ;   et al.
2010-04-22
Reference Electrode
App 20090166198 - Du; Yi-Chang ;   et al.
2009-07-02
Oxidizing agent useful for oxidative polymerization of high conductive polymers
App 20070096055 - Tsai; Li-Duan ;   et al.
2007-05-03
Mixture solution for preparing a conductive polymer to produce solid electrolytic capacitors and its method
Grant 7,208,104 - Tsai , et al. April 24, 2
2007-04-24
Solid electrolytic capacitor and its producing method
Grant 6,862,170 - Tsai , et al. March 1, 2
2005-03-01
Solid electrolytic capacitor and its producing method
App 20040184222 - Tsai, Li-Duan ;   et al.
2004-09-23
Mixture solution for preparing a conductive polymer to produce solid electrolytic capacitors and its method
App 20040169163 - Tsai, Li-Duan ;   et al.
2004-09-02

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