Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10385161 | Phosphonium-based compound, epoxy resin composition containing same, semiconductor device manufactured using same | Jin Woo CHOI, Ki Hyeok KWON, Dong Hwan Lee, Joo Young Chung, Jin Min CHEON | 2019-08-20 |
| 10047191 | Compound containing phosphonium ion, epoxy resin composition containing same, and device manufactured by using same | Jin Min CHEON, Jung Seob Kim, Dong Hwan Lee, Hwan-Sung Cheon, Seung Han | 2018-08-14 |
| 9957348 | Pyridiniuivi-based compound, epoxy resin composition comprising same, and apparatus manufactured using same | Dong Hwan Lee, Jung Seob Kim, Jin Min CHEON, Hwan-Sung Cheon, Seung Han | 2018-05-01 |
| 9896465 | Phosphonium compound, preparation method thereof, epoxy resin composition including the same, and semiconductor device prepared by using the same | Dong Hwan Lee, So Yoon Kim, Woo Chul Na, Yoon Man Lee, Ji Yoon Cho +7 more | 2018-02-20 |
| 9890307 | Phosphonium compound, epoxy resin composition including the same and semiconductor device prepared using the same | Ki Hyeok KWON, Joo Young Chung, Jin Min CHEON, Jin Woo CHOI, Seung Hun Han +1 more | 2018-02-13 |
| 9890238 | Curing catalyst for epoxy resin composition, epoxy resin composition comprising same, and apparatus manufactured by using same | Jung Seob Kim, Dong Hwan Lee, Jin Min CHEON, Hwan-Sung Cheon, Seung Han | 2018-02-13 |
| 9870971 | Epoxy resin composition for encapsulating a semiconductor device and semiconductor device prepared using the same | Joo Young Chung, Ki Hyeok KWON, Jin Min CHEON, Jin Woo CHOI, Seung Hun Han | 2018-01-16 |
| 9868751 | Phosphonium compound, epoxy resin composition including the same and semiconductor device prepared from the same | Ki Hyeok KWON, Dong Hwan Lee, Joo Young Chung, Jin Min CHEON, Jin Woo CHOI | 2018-01-16 |
| 9850390 | Epoxy resin composition for encapsulating semiconductor device and semiconductor device prepared using the same | Jin Min CHEON, Ki Hyeok KWON, Joo Young Chung, Jin Woo CHOI, Seung Hun Han | 2017-12-26 |
| 9695294 | Epoxy resin composition for encapsulating semiconductor device and semiconductor device encapsulated using the same | Seung Woo Han, Hwan-Sung Cheon | 2017-07-04 |
| 9606438 | Resist underlayer composition, method of forming patterns, and semiconductor integrated circuit device including the pattern | Hyo-Young Kwon, Jun Ho Lee, Hwan-Sung Cheon | 2017-03-28 |
| 9428632 | Quaternary phosphonium salt, epoxy resin composition for encapsulating semiconductor device and including the quaternary phosphonium salt, and semiconductor device encapsulated with the epoxy resin composition | Seung Woo Han, Hwan-Sung Cheon | 2016-08-30 |
| 9195136 | Resist underlayer composition, method of forming patterns and semiconductor integrated circuit device including the patterns | Hyo-Young Kwon, Jun Ho Lee, Hwan-Sung Cheon | 2015-11-24 |