Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480309 | Optical gate based optical space division switch | Wan Seok Seo, Sung-Un Lee, Byeong Yoon, Joon Hak Bang, Jong Hyun Lee | 2002-11-12 |
| 6476105 | Polyamide resin composition | Kie Youn Jeong, Hee Seo | 2002-11-05 |