Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11641971 | Method for extracting coffee | Jun Ho Kim, Min Jung Kim, Yoo Jin Choi, Sung Jin Kim | 2023-05-09 |
| 10465265 | Perforation resistance improved aluminum alloy for heat exchanger, perforation resistance improved aluminum extrusion tube and fin material comprising aluminum alloy, and heat exchanger formed of extrusion tube and fin material | Jung Gu Kim | 2019-11-05 |
| 9725543 | Hexafluoropropylene oxide polymer compositions and a preparing method of hexafluoropropylene oxide polymer using hexafluoropropylene oligomer | Soo Bok Lee, Jong-Wook Ha, Kwang Won Lee, Sang Goo Lee | 2017-08-08 |
| 8916666 | Hexafluoropropylene oxide polymer compositions and a method of preparing hexafluoropropylene oxide polymer using hexafluoropropylene oligomer | Soo Bok Lee, Jong-Wook Ha, Kwang Won Lee, Sang Goo Lee | 2014-12-23 |
| 8147954 | Per-fluoro polyether compound, antifouling coating composition and film containing same | Soo Bok Lee, Jong-Wook Ha, Kwang Won Lee, Sang Goo Lee, Eun Young Park +1 more | 2012-04-03 |
| 7449112 | Crosslinked polyvinyl alcohol-based polymer membrane and a process of its preparation | Soo Bok Lee, Jeong Hoon Kim, Dong-Kwon Kim, Jong-Wook Ha, Bong Jun CHANG +5 more | 2008-11-11 |
| 7405312 | Manufacturing method of hexafluoropropylene oxide with high yield | Soo Bok Lee, Dong-Kwon Kim, Jeong Hoon Kim, Jong-Wook Ha, Bong Jun CHANG +3 more | 2008-07-29 |
| 7132489 | Fluorine-containing amphoteric polymer for surface coating and preparation method thereof | Soo Bok Lee, Dong-Kwon Kim, Jeong Hoon Kim, Jong-Wook Ha, Won Wook So +3 more | 2006-11-07 |
| 6790898 | Preparation of fluorinated core-shell particles with water and oil repellency | Soo Bok Lee, Dong-Kwon Kim, Jeong Hoon Kim, Kwang Won Lee, Jong-Wook Ha | 2004-09-14 |
| 6096827 | Fluorine-containing graft copolymer and its manufacturing method | Soo Bok Lee, Dong-Kwon Kim, Kwang Won Lee, Kwang-Je Kim | 2000-08-01 |