Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9801382 | Method for preparing emulsifiable solid agrochemical composition containing inorganic salt | Jong Kwan Kim, Jae Goon Lee, Hyeong Min KIM, In Cheon Hwang | 2017-10-31 |
| 7129303 | Method for producing homo- and co-polymers of ethylene | Chun-Byung Yang, Won Young Kim | 2006-10-31 |
| 6989342 | Catalyst for polymerization and copolymerization of ethylene | Chung-Byung Yang, Won Young Kim, Ji-Yong Park | 2006-01-24 |
| 6958378 | Method for producing homo-and co-polymers of ethylene | Chun-Byung Yang, Sang-Yull Kim, Yong Bok Lee | 2005-10-25 |
| 6916759 | Method for producing a catalyst for homo-or co-polymerization of ethylene | Chun-Byung Yang, Won Young Kim | 2005-07-12 |
| 6914028 | Method for producing a catalyst for homo-or co-polymerization of ethylene | Chun-Byung Yang, Sang-Yull Kim | 2005-07-05 |
| 6881696 | Catalyst for polymerization and copolymerization of ethylene | Chun-Byung Yang, Ji-Yong Park, Yong Bok Lee | 2005-04-19 |
| 6831033 | Method of preparing a catalyst for polymerization and copolymerization of ethylene | Chun-Byung Yang, Sang-Yull Kim | 2004-12-14 |
| 6803338 | Catalyst for homo- or co-polymerization of ethylene | Chun-Byung Yang, Sang-Yull Kim | 2004-10-12 |
| 6803427 | Method for producing ethylene homo- and co-polymer | Chun-Byung Yang, Sang-Yull Kim | 2004-10-12 |
| 6762145 | Method of making a catalyst for polymerization and co-polymerization of ethylene | Chun-Byung Yang, Sang-Yull Kim | 2004-07-13 |
| 6559249 | Catalyst for producing an ultrahigh molecular weight polyethylene (UHWMP) and method for producing an UHWMP using the same | Chun-Byoung Yang, Ho-Sik Chang | 2003-05-06 |
| 5452169 | Variable bulge device for rotatable head drum | Joong Kwon Joh, Soo-Kil Kim, Mun Chae Joung, Ho Won Lee, Yoon S. Seoh +3 more | 1995-09-19 |
| 5318240 | Reel driving clutch of magnetic recording/playback system | — | 1994-06-07 |