Issued Patents 2019
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10494705 | Ultra high-strength spring steel | Sung Chul Cha, Hyung Oh Ban, Chul-Woo Park | 2019-12-03 |
| 10487380 | High-strength special steel | Sung Chul Cha, Yong Bo Sim | 2019-11-26 |
| 10487382 | High strength special steel | Sung Chul Cha, Jong Hwi Park, Dong-Lim Seo | 2019-11-26 |
| 10487381 | Ultrahigh-strength spring steel | Sung Chul Cha, Min Woo Kang, Hye Min Jo | 2019-11-26 |
| 10435752 | Use of ADCY3 for diagnosis and treatment of gastric cancer | Yeon-Su Lee, Sung Ho Goh, In Hoo Kim | 2019-10-08 |
| 10400324 | Method of treating composite piston pin and surface treated composite piston pin | Sung Chul Cha, June Ho Yang, Hee Sam Kang, Chi Hoon Choi, Sang Yoon Park +1 more | 2019-09-03 |
| 10329650 | High manganese steel | Sung Chul Cha, Seong Guk Son, Soon Woo Kwon | 2019-06-25 |
| 10308996 | Hot stamping steel and producing method thereof | Moon Ki Bae, Sung Chul Cha | 2019-06-04 |
| 10240219 | High frequency heat treatment method of ultra-high strength parts | Ji Hong Yoo | 2019-03-26 |