Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12311633 | Corrugating roller having enhanced heat transfer effectiveness | Hyung Keun Yoon, Hyung Jin Yoon, Yun Ho Huh, Geum Seok Yang | 2025-05-27 |
| 10836734 | Spiroquinone derivative compound, production method thereof, and pharamaceutical composition for preventing or treating neurological disorders which contains same as active ingredient | Mi Hyun Kim, Sun-Yeou Kim, Sang Yoon Lee, Venkanna Arramshetti, Kyohee Cho +1 more | 2020-11-17 |
| 10767248 | Plastic deformation magnesium alloy having excellent thermal conductivity and flame retardancy, and preparation method | In-Young Lee, Hyun-Seok Jeon | 2020-09-08 |
| 10253409 | Method of manufacturing graphene using metal catalyst | Kwan Sub Maeng, Chol Woo Park, Se Won Cha, Se Youn Hong, Byung Hee Hong +3 more | 2019-04-09 |
| 9776875 | Method of manufacturing graphene using metal catalyst | Kwan Sub Maeng, Chol Woo Park, Se Won Cha, Se Youn Hong, Byung He Hong +3 more | 2017-10-03 |
| 5993978 | Engine tappet of high abrasion resistance and method for manufacturing the same | Sae Il Oh, Maeng No Park | 1999-11-30 |
| 5869798 | Wear resistant materials having excellent wear resistance and method of manufacturing the material | Byung Jin Ryu, Seung Ho YANG | 1999-02-09 |
| 5804137 | Corrosion and wear resistant iron alloy | Kwang Woo KWON | 1998-09-08 |
| 5643531 | Ferrous alloy composition and manufacture and coating methods of mechanical products using the same | Maeng-Roh Park, Seung Ho YANG, Yong-Kwon Chi | 1997-07-01 |
| 5635255 | Method for producing corrosion and wear resistant member by coating substrate with an iron alloy material powder | Kwang Woo KWON | 1997-06-03 |
| 5527401 | High toughness and high strength untempered steel and processing method thereof | — | 1996-06-18 |