Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12406918 | Printed circuit board and electronic component package | Suk Chang Hong, Yong-duk Lee, Sang Hoon Kim, Ki Gon Kim, Woo Jeong Choi | 2025-09-02 |
| 9624108 | Apparatus for manufacturing nano-size graphene-structured material | Byoung Kyu Ji, Jung Young Choi | 2017-04-18 |
| 9266737 | Method and apparatus for manufacturing graphite oxide | Byoung Kyu Ji, Jung Young Choi, Shi Choon Lee | 2016-02-23 |
| 8968695 | Method of producing nano-size graphene-based material and an equipment for producing the same | Young Jin Kwon, Ja Woon Gu, Won Hyung Park, Byoung Kyu Ji, Doo Hyo Kwon | 2015-03-03 |