CHANG; Woojin

Patent Applications and Registrations

Patent applications and USPTO patent grants for CHANG; Woojin.The latest application filed is for "method for manufacturing power semiconductor device".

Company Profile

4.23.23

CHANG; Woojin - Daejeon KR
Chang; Woojin - Seoul KR
Chang; Woojin - Daejoen KR

*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
Method For Manufacturing Power Semiconductor Device App 20220223696 - MUN; Jae Kyoung ; et al.	2022-07-14
Microwave amplification circuit Grant 11,223,333 - Chang , et al. January 11, 2	2022-01-11
Multifunctional sidecar for motorcycle Grant 11,142,277 - Chang October 12, 2	2021-10-12
Microwave Amplification Circuit App 20210083632 - CHANG; Woojin ; et al.	2021-03-18
Multifunctional Sidecar For Motorcycle App 20200290701 - CHANG; Woojin	2020-09-17
Cascode switch circuit including level shifter Grant 10,256,811 - Chang , et al.	2019-04-09
Semiconductor device and method of fabricating the same Grant 10,020,201 - Jun , et al. July 10, 2	2018-07-10
Semiconductor device with passivation layer for control of leakage current Grant 10,014,401 - Na , et al. July 3, 2	2018-07-03
Cascode Switch Circuit Including Level Shifter App 20180145684 - CHANG; Woojin ; et al.	2018-05-24
Cascode switch circuit Grant 9,825,622 - Chang , et al. November 21, 2	2017-11-21
Semiconductor Device And Method Of Fabricating The Same App 20170213904 - NA; Jeho ; et al.	2017-07-27
Cascode Switch Circuit App 20170201247 - CHANG; Woojin ; et al.	2017-07-13
Switch circuit of cascode type having high speed switching performance Grant 9,666,569 - Chang May 30, 2	2017-05-30
Semiconductor Device And Method Of Manufacturing The Same App 20160380119 - JUNG; Dong Yun ; et al.	2016-12-29
Switch Circuit Of Cascode Type Having High Speed Switching Performance App 20160247792 - CHANG; Woojin	2016-08-25
Semiconductor Device And Method Of Fabricating The Same App 20160225631 - JUN; Chi Hoon ; et al.	2016-08-04
Semiconductor device and method of fabricating the same Grant 9,337,121 - Jun , et al. May 10, 2	2016-05-10
Methods of manufacturing nitride semiconductor devices Grant 9,159,583 - Ko , et al. October 13, 2	2015-10-13
Nitride semiconductor device Grant 9,136,347 - Park , et al. September 15, 2	2015-09-15
Semiconductor Device And Method Of Fabricating The Same App 20150194363 - JUN; Chi Hoon ; et al.	2015-07-09
Methods Of Manufacturing Nitride Semiconductor Devices App 20150187599 - KO; Sang Choon ; et al.	2015-07-02
Nitride Semiconductor Device App 20150187886 - PARK; Young Rak ; et al.	2015-07-02
Transistor and method of fabricating the same Grant 8,901,608 - Lim , et al. December 2, 2	2014-12-02
Transistor And Method Of Fabricating The Same App 20140159115 - LIM; Jong-Won ; et al.	2014-06-12
Method Of Configuring Large Signal Model Of Active Device App 20140149099 - CHANG; Woojin	2014-05-29
Semiconductor package and method of fabricating the same Grant 8,697,491 - Chang , et al. April 15, 2	2014-04-15
Semiconductor package and method of fabricating the same Grant 8,633,057 - Chang January 21, 2	2014-01-21
Method of manufacturing semiconductor device Grant 8,609,474 - Lim , et al. December 17, 2	2013-12-17
Semiconductor Package And Method Of Fabricating The Same App 20130244379 - CHANG; Woojin	2013-09-19
Semiconductor devices and methods of forming thereof Grant 8,518,794 - Ahn , et al. August 27, 2	2013-08-27
Semiconductor package and method of fabricating the same Grant 8,455,992 - Chang June 4, 2	2013-06-04
Semiconductor Package And Method Of Fabricating The Same App 20130040428 - CHANG; Woojin ; et al.	2013-02-14
Semiconductor package and method of fabricating the same Grant 8,304,895 - Chang , et al. November 6, 2	2012-11-06
Power amplifier having depletion mode high electron mobility transistor Grant 8,294,521 - Kang , et al. October 23, 2	2012-10-23
Semiconductor Device And Method Of Manufacturing The Same App 20120146107 - LIM; Jong-Won ; et al.	2012-06-14
Semiconductor Package And Method Of Fabricating The Same App 20120086118 - CHANG; Woojin	2012-04-12
Method for fabricating field effect transistor using a compound semiconductor Grant 8,053,345 - Ahn , et al. November 8, 2	2011-11-08
Method For Fabricating Field Effect Transistor App 20110143505 - AHN; Hokyun ; et al.	2011-06-16
Semiconductor Devices And Methods Of Forming Thereof App 20110057237 - AHN; Hokyun ; et al.	2011-03-10
Semiconductor Package And Method Of Fabricating The Same App 20110049698 - CHANG; Woojin ; et al.	2011-03-03
Power Amplifier Having Depletion Mode High Electron Mobility Transistor App 20110037521 - KANG; Dong Min ; et al.	2011-02-17

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