Issued Patents All Time
Showing 1–25 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421358 | Polymer film, preparation method thereof, and polymer film laminate comprising the same | Kiyoul Yoon, Seongkyun Kang, Yu Jin Kim, Gicheul Kim, Se Yeol Park | 2025-09-23 |
| 12263466 | Preparing method of super absorbent polymer sheet and super absorbent polymer sheet prepared therefrom | Kiyoul Yoon, Hyosook Joo, Gicheul Kim, Ju Eun Kim | 2025-04-01 |
| 11865511 | Preparation method for super absorbent polymer sheet, super absorbent polymer sheet prepared therefrom | Ki Youl Yoon, Gi Cheul Kim, Hyo Sook Joo, Ju Eun Kim | 2024-01-09 |
| 11857946 | Preparing method of super absorbent polymer sheet and super absorbent polymer sheet prepared therefrom | Kiyoul Yoon, Hyosook Joo, Gicheul Kim, Ju Eun Kim | 2024-01-02 |
| 11845655 | Carbon nanotube dispersion and method for preparing the same | Dong Hyun Kim, Houng Sik Yoo, Jin Myung Cha, Gye Min Kwon, Hyun Sik Chae +3 more | 2023-12-19 |
| 11773236 | Method of preparing superabsorbent polymer sheet | Kiyoul Yoon, Seongkyun Kang, Gicheul Kim, Ju Eun Kim | 2023-10-03 |
| 11654416 | Method for preparing super-absorbent polymer | Sung Soo Park, Gi Cheul Kim, Ju Eun Kim, Hyo Sook Joo, Sung Hyun Park +2 more | 2023-05-23 |
| 11542164 | Carbon nanotube dispersion and method for preparing the same | Dong Hyun Kim, Houng Sik Yoo, Jin Myung Cha, Gye Min Kwon, Hyun Sik Chae +3 more | 2023-01-03 |
| 11467452 | Substrate | Han Min Seo, Ji Young Hwang, Seung Heon Lee, Dong Hyun Oh, Jung Sun You +2 more | 2022-10-11 |
| 11459430 | Method for preparing superabsorbent polymer, and superabsorbent polymer | Ki Youl Yoon, Hyo Sook Joo, Gi Cheul Kim, Ju Eun Kim | 2022-10-04 |
| 11420185 | Preparation method for super absorbent polymer sheet, super absorbent polymer sheet prepared therefrom | Ki Youl Yoon, Gi Cheul Kim, Hyo Sook Joo, Ju Eun Kim | 2022-08-23 |
| 11377395 | Controlled-release type fertilizer with decreased floating property comprising polyoxyethylene alky(-aryl) ether and method for preparing the same | Mihee Kim, Hyo Sook Joo, Eun Kyoung Park, Ki Youl Yoon, Joon Seok Lee | 2022-07-05 |
| 11370719 | Controlled-release type fertilizer with decreased floating property comprising tri-block copolymer and method for preparing the same | Mihee Kim, Hyosook Joo, Eun Kyoung Park, Kiyoul Yoon, Joon Seok Lee | 2022-06-28 |
| 11278867 | Preparation method for super absorbent polymer sheet | Kiyoul Yoon, Gicheul Kim, Seongkyun Kang, Ju Eun Kim | 2022-03-22 |
| 11186668 | Preparation method for super absorbent polymer sheet | Kiyoul Yoon, Gicheul Kim, Seongkyun Kang, Ju Eun Kim | 2021-11-30 |
| 10988656 | Resin composition | Seong Kyun Kang, Yoon Gyung Cho, Yang Gu Kang, Eun Suk Park, Sang Min Park +1 more | 2021-04-27 |
| 10981146 | Super-absorbent polymer and method for preparing same | Sung Soo Park, Gi Cheul Kim, Ju Eun Kim, Hyo Sook Joo, Sung Hyun Park +2 more | 2021-04-20 |
| 10934400 | Porous super absorbent polymer and preparation method thereof | Ki Youl Yoon, Hyo Sook Joo, Gi Cheul Kim, Ju Eun Kim | 2021-03-02 |
| 10843169 | Super absorbent polymer and preparation method thereof | Ki Youl Yoon, Hyo Sook Joo, Gi Cheul Kim, Ju Eun Kim | 2020-11-24 |
| 10822498 | Carbon black dispersion solution and manufacturing method therefor | Gyemin Kwon, Houngsik Yoo, Hye Lim Sim, Byoung Hoon Ahn, Jong Won Lee +2 more | 2020-11-03 |
| 10807067 | Method for producing super absorbent polymer and super absorbent polymer | Ki Youl Yoon, Hyo Sook Joo, Gi Cheul Kim, Ju Eun Kim | 2020-10-20 |
| 10799851 | Method for producing super absorbent polymer and super absorbent polymer | Ki Youl Yoon, Hyo Sook Joo, Gi Cheul Kim, Ju Eun Kim | 2020-10-13 |
| 10686185 | Carbon nanotube dispersion liquid and manufacturing method thereof | Houngsik Yoo, Jong Won Lee, Dong Hyun Kim, Gyemin Kwon, Byoung Hoon Ahn +3 more | 2020-06-16 |
| 10658691 | Method for manufacturing inorganic electrolyte membrane having improved compactness, composition for manufacturing inorganic electrolyte membrane, and inorganic electrolyte membrane manufactured using same | Ki Youl Yoon, Dong Oh Shin, Kwang-Wook Choi | 2020-05-19 |
| 10655018 | Silica sol composition having excellent dispersibility in cyanate-based resin and method for preparing same | Hee Jung Choi, Seong Kyun Kang, Jong Won Lee | 2020-05-19 |