Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415741 | Refill system with improved utilization rate of ultra-thin glass production process | Hyo-Seop Kim, Hyoungsuk Roh, Jang-Doo Lee, Bon Ki Koo, Jeong Gi Kim +3 more | 2025-09-16 |
| 12415751 | Glass plate strengthening device and glass plate strengthening method using the same | Hyo-Seop Kim, Tae Sik Kim, Chanwook Park, Sungeun Boo, Youngnam Song +3 more | 2025-09-16 |
| 12220902 | Window transfer method and window manufacturing method using the same | Seungjun Lee, LEEGU HAN | 2025-02-11 |
| 12157693 | Method of manufacturing window and window manufactured by the same | Hyungsik Kim, Cheollae Roh, Jang-Doo Lee, Beomsoo Kim, JOONGSUNG LEE +4 more | 2024-12-03 |
| 12116307 | Jig for manufacturing window and method of manufacturing window using the same | Beomsoo Kim, Byungchan Kim, Jang-Doo Lee, Seungjun Yi, Hyungsup Lee +1 more | 2024-10-15 |