Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10294550 | Heat resistant spheroidal graphite cast iron, method of manufacturing the same and engine exhaust system part including the same | Young-Kyu Ju, Ki Hwan Jung, Jong-Kwon Chung, Sik Yang, Jae Hyoung Hwang +1 more | 2019-05-21 |
| 10030289 | Spheroidal graphite cast iron for an engine exhaust system | Ki Hwan Jung, Young-Kyu Ju, Jong-Kwon Chung, Jae Hyoung Hwang, Sik Yang +1 more | 2018-07-24 |
| 9896823 | Cast steel for construction equipment bucket parts and parts for construction equipment bucket comprising the same | Choung Rae Lee, Sang Min AN, Young Ji Shim, Seok Won Song | 2018-02-20 |
| 9719157 | High-strength flake graphite cast iron, manufacturing method thereof, and engine body for internal combustion engine including cast iron | Ki Hwan Jung, Sik Yang, Jae Hyoung Hwang, Young-Kyu Ju, Jong-Kwon Chung +1 more | 2017-08-01 |
| 9708694 | Method for manufacturing high strength flake graphite cast iron for an engine body and flake graphite cast iron for an engine body | Ki Hwan Jung, Sik Yang, Jae Hyoung Hwang | 2017-07-18 |
| 9631263 | Sliding bearing with improved wear resistance and method of manufacturing same | Chung Rae Lee, Sang Beom Kim | 2017-04-25 |
| 9556904 | Sintered bush | Dong Pil Lim, Sang Beom Kim | 2017-01-31 |
| 8216338 | Bearing having improved consume resistivity and manufacturing method thereof | Chung-Rea Lee | 2012-07-10 |