Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12426305 | Semiconductor device including transistor having source/drain contract with convex curved surface | Seung-Hoon Choi, Il-young Yoon | 2025-09-23 |
| 11791173 | Substrate cleaning equipment, substrate treatment system including the same, and method of fabricating semiconductor device using the substrate cleaning equipment | Seung-Hoon Choi, No Ui Kim, Hyun-Kyo Seo, Tae Min Earmme, Bo-Un Yoon +1 more | 2023-10-17 |
| 11648644 | Polishing pad conditioning apparatus | Eun-Seok Lee, Kuen-Byul Kim, Jeong Min Na, Chang-Gil Ryu, Hyeon Dong SONG +2 more | 2023-05-16 |
| 11361995 | Semiconductor device and method of manufacturing the same | Seung-Hoon Choi, Kwan Sik Kim, Dong Chan Kim, Il-young Yoon, Man Geun Cho | 2022-06-14 |
| 11189572 | Maintaining height of alignment key in semiconductor devices | Kyung-Tae Lee, Seung-Hoon Choi, Min Chan Gwak, Sang Hyun Park | 2021-11-30 |
| 10910266 | Semiconductor device and method of manufacturing the same | Seung-Hoon Choi, Kwan Sik Kim, Dong Chan Kim, Il-young Yoon, Man Geun Cho | 2021-02-02 |
| 10056466 | Methods for fabricating semiconductor device | Seung Jae Lee, Ho-Young Kim, Yeong Bong PARK, Il-Su Park, Bo-Un Yoon +2 more | 2018-08-21 |
| 10032890 | Method of manufacturing semiconductor devices | Jun-Hwan Yim, Yeon-Tack Ryu, Joo-cheol Han, No-Ul Kim, Ho-Young Kim +1 more | 2018-07-24 |
| 9870950 | Method of manufacturing semiconductor device | Chang Sun Hwang, Jong Hyung PARK, Ho-Young Kim, Leian Bartolome, Bo-Un Yoon +1 more | 2018-01-16 |
| 7595253 | Method of forming the semiconductor device | II Young YOON, Hong-Jae Shin, Nae-In Lee, Jae-ouk Choo | 2009-09-29 |
| 7348277 | Methods of fabricating semiconductor device using sacrificial layer | Byung-Lyul Park | 2008-03-25 |
| 7166019 | Flexible membrane for a polishing head and chemical mechanical polishing (CMP) apparatus having the same | Moo-Yong Park, Sang Cheol Han, Duk-Ho Hong | 2007-01-23 |
| 6976902 | Chemical mechanical polishing apparatus | Jong Won Lee, Sung Bae Lee, Duk-Ho Hong, Sang-rok Hah, Hong-Seong Son | 2005-12-20 |
| 6924207 | Method of fabricating a metal-insulator-metal capacitor | Hong-Seong Son, Sang-rok Hah | 2005-08-02 |