Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12023900 | Recyclable polyethylene-based laminated packaging material with openability and method of manufacturing the same | Jae Myoung Son, Joo Hyun Nam, Eun Jung Baek | 2024-07-02 |
| 11168163 | Ethylene-(meth)acrylic acid copolymer and water-dispersive composition including the same | Yong Zheng, Doh Yeon Park, Mark Jasek, Suk Joon Kim, Hai Jin Shin +3 more | 2021-11-09 |
| 10130931 | Super absorbent polymer and method of preparing the same | Du-Youn Ka, Ju Hee KIM, Byoung Tak Yim | 2018-11-20 |
| 9879122 | Super absorbent polymer and method of preparing the same | Ju Hee KIM, Du-Youn Ka, Byoung Tak Yim | 2018-01-30 |
| 9669384 | Water-absorbing resin and preparing method thereof | Ju Hee KIM, Du-Youn Ka, Byoung Tak Yim | 2017-06-06 |
| 9623640 | Multilayer separator with superior permeability | Min Ho Jeon, Sang Bae Cheong, Sang Hyun Park, Tae Gyu Kan | 2017-04-18 |
| 8323547 | Microporous polyethylene film manufactured according to liquid-liquid phase separation and method of producing the same | Young-Keun Lee, Jang-Weon Rhee, Jung Moon Sung, Chol Ho Lee, Gwi-Gwon Kang +2 more | 2012-12-04 |
| 8313678 | Preparing method of microporous high density polyethylene film | Young-Keun Lee, Jang-Weon Rhee, Jung Moon Sung | 2012-11-20 |
| 8057718 | Microporous polyethylene film having excellent physical properties, productivity, and quality consistency, and method of producing same | Young-Keun Lee, Jang-Weon Rhee, Jung Moon Sung, Chol Ho Lee | 2011-11-15 |
| 7947752 | Method of producing microporous high density polyethylene film | Young-Keun Lee, Jang-Weon Rhee, Won-young Cho, Jung Moon Sung, Chol Ho Lee +2 more | 2011-05-24 |
| 7435761 | Microporous polyethylene film and method of producing the same | Young-Keun Lee, Jang-Weon Rhee, Won-young Cho, Jung Moon Sung, Chol Ho Lee +2 more | 2008-10-14 |
| 7332531 | Microporous high density polyethylene film | Young-Keun Lee, Jang-Weon Rhee, Won-young Cho, Jung Moon Sung, Chol Ho Lee +2 more | 2008-02-19 |
| 6319975 | Composition for air permeable film of high processability and permeability and production of air permeable film | Young-Keun Lee, Young Wook Kim, Tae Joon Kim | 2001-11-20 |
| 5861461 | Biodegradable plastic composition, method for preparing thereof and product prepared therefrom | Byung Hyung Lee, Kwang Sik Jung, Young Wook Kim, Sang-Gu Bang, Won-young Cho +1 more | 1999-01-19 |