Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6912479 | Heavy equipment having oil pollution degree diagnosing function, and oil pollution degree measuring system on network using the same, and operation method | Young Jin Son, Ho-Jin Kang, Dong-Jun KIM | 2005-06-28 |
| 5869798 | Wear resistant materials having excellent wear resistance and method of manufacturing the material | Seung Ho YANG, Kang Hyung Kim | 1999-02-09 |