Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12286065 | Device for reducing noise using sound meta-material | Jin Ho Hwang, Ji Ah Kim, Min Ho Cho, Byoung Chul Park, Kang Ho Cheon +3 more | 2025-04-29 |
| 11007917 | Method for manufacturing sound insulation material, sound insulation material manufactured using the method and carpet for vehicle using the same | Jin Ho Hwang, Jin Hyung Lee, Chang Mo Seong, Sang-Rae Song, Won Jin Seo +6 more | 2021-05-18 |
| 9613741 | Electromagnetic actuator | Oui Serg Kim, Sang Hoon Kim, Hyo-Soo Kim, Kun-bum Park, Jong-Ho Park +1 more | 2017-04-04 |
| 8814104 | Train sensor unit for sensing radio communication based train, train position sensing system, and train position sensing method of the system | — | 2014-08-26 |
| 8670954 | Train load measuring system and method thereof | — | 2014-03-11 |