Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9650297 | Additive including cross-linked polycarboxylic copolymer and cement composition comprising the same | Chang Bum Ko, Young Min Kim | 2017-05-16 |
IK
Imgyu Kim
Overall (2017): #393,414 of 506,227Top 80%
1
Patents 2017