Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411267 | Optical multilayer structure and method for manufacturing the same | Cheol Min Yun | 2025-09-09 |
| 12346484 | User terminal displaying interface for providing instant messaging service and operation method of the user terminal | You-Jin KIM, Jung Woo Choi, Jenog Ryeol CHOI, Joong Seon KIM, Hong Chan YUN +5 more | 2025-07-01 |
| 11451504 | Method and apparatus for operating instant messaging server | Myung Jun Kim, Myung O Ha, Jin Hwan Lee, Hun Jae LEE, Soo-Bum Kim +2 more | 2022-09-20 |
| 11187696 | Pharmaceutical composition for treating or preventing obesity | Kee Ho Lee, Yang Hyun Kim, Eun Ran Park, Sung Sub Kim, Hyun-Jin Shin +4 more | 2021-11-30 |
| 9242024 | Three-dimensional nanofiber scaffold for tissue repair and preparation method thereof | Il Keun Kwon, Dae Hyeok Yang, Jung Bok Lee, Ha Na Park, Sung In Jeong | 2016-01-26 |
| 8697415 | Deacetylation hydrolase of hyaluronic acid, hyaluronic acid deacetylated by same and derivative thereof | Jong-Il Kim | 2014-04-15 |
| 8691973 | Method of producing chitosan scaffold having high tensile strength and chitosan scaffold produced using the method | Seung Jae Lee, Jin Ik Lim, Youngsook Son | 2014-04-08 |
| 8570321 | Rasterization engine and three-dimensional graphics system for rasterizing in order adapted to characteristics of polygon | — | 2013-10-29 |
| 8300045 | Rasterization engine and three-dimensional graphics system for rasterizing in order adapted to characteristics of polygon | — | 2012-10-30 |
| 8189007 | Graphics engine and method of distributing pixel data | — | 2012-05-29 |
| 6699287 | Dermal scaffold using alkaline pre-treated chitosan matrix or alkaline pre-treated chitosan and alkaline pre-treated collagen mixed matrix | Young Sook Son, Yong-Ha Youn, Seok Il HONG, Seung-Hoon Lee, Yong-Jae Gin +1 more | 2004-03-02 |
| 5951436 | Transmission control system for an electric vehicle | — | 1999-09-14 |
| 5838137 | Method for determining optimal capacity of auxiliary electric source system for an electric vehicle | — | 1998-11-17 |
| 5795260 | Transmission control system for an electric vehicle | — | 1998-08-18 |
| 5780979 | Transmission control system for an electric vehicle | — | 1998-07-14 |