JC

Joo Won Choi

SC Seoul Viosys Co.: 11 patents #76 of 300Top 30%
SA Saphlux: 2 patents #3 of 4Top 75%
SC Seoul Opto Device Co.: 1 patents #58 of 78Top 75%
SC Sk Siltron Co.: 1 patents #36 of 96Top 40%
📍 Ansan-si, CT: #1 of 1 inventorsTop 100%
Overall (All Time): #317,381 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
11488844 First cleaning apparatus, cleaning equipment including the same, and cleaning method Ki Soo Kwon 2022-11-01
10672948 Methods for producing light extraction structures for semiconductor devices Chen Chen 2020-06-02
10665752 Air void structures for semiconductor fabrication Chen Chen, Jie Song 2020-05-26
9882085 Method for separating epitaxial layers from growth substrates, and semiconductor device using same Jeong Hun Heo, Choong Min Lee, Su Jin Shin, Ki Bum Nam, Yu Dae Han +1 more 2018-01-30
9537045 Semiconductor device and method of fabricating the same Jeong Hun Heo, Yeo Jin Yoon, Joon Hee Lee, Chang Yeon Kim, Su-Young Lee 2017-01-03
9514926 Substrate recycling method Su Youn Hong, Jeong Hun Heo, Su Jin Shin, Choong Min Lee 2016-12-06
9466761 Light emitting diode having well and/or barrier layers with superlattice structure Dong-Seon Lee, Gyu Beom KIM, Sang Joon Lee 2016-10-11
9450141 Method for separating growth substrate, method for light-emitting diode, and light-emitting diode manufactured using methods Jeong Hun Heo, Choong Min Lee, Young-Wug Kim, Su Jin Shin, Su Youn Hong 2016-09-20
9373496 Substrate recycling method and recycled substrate Chang Yeon Kim, Jeong HEO, Young-Wug Kim, Su Yeon Hong, Sang Wan Ryu 2016-06-21
9263255 Method for separating epitaxial layers from growth substrates, and semiconductor device using same Jeong Hun Heo, Choong Min Lee, Su Jin Shin, Ki Bum Nam, Yu Dae Han +1 more 2016-02-16
9224917 Light emitting diode having photonic crystal structure and method of fabricating the same Won Cheol Seo 2015-12-29
9111840 Semiconductor device and method of fabricating the same Jeong Hun Heo, Yeo Jin Yoon, Joon Hee Lee, Chang Yeon Kim, Su-Young Lee 2015-08-18
9048086 Substrate recycling method Su Youn Hong, Jeong Hun Heo, Su Jin Shin, Choong Min Lee 2015-06-02
9041032 Light emitting diode having strain-enhanced well layer Yoo Dae Han, Jeong Hun Heo 2015-05-26
7638414 Method of forming nitride semiconductor layer on patterned substrate and light emitting diode having the same Kyoung-Hoon Kim, Eu Jin Hwang 2009-12-29