Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730886 | Power control method and apparatus for minimizing heating time instant heating roller | Joong-gi Kwon, Sung Kyung CHOI | 2004-05-04 |
| 6587656 | Heating roller assembly for electrophotographic printer and method of making the same | Kyung-Woo Lee | 2003-07-01 |
| 6336986 | Method for producing hybrid driveshaft | Dai Gil Lee, Jin Kyung Choi, Seong Sik Cheon, Seung Hwan Chang, Je Hoon Oh +4 more | 2002-01-08 |
| 6126770 | Method for fabricating a spindle or roller employing a composite material | Dai Gil Lee, Hyun Surk Kim, Young-Goo Kim, Jin Kyung Choi, Seong Sik Cheon | 2000-10-03 |