Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5876864 | Fluorene-based alternating polymers containing acetylene group and electroluminescence element using the same | Chung Yup Kim, Dong Young Kim, Young Chul Kim, Jun-Young Lee, Jai Kyeong Kim | 1999-03-02 |
| 5807974 | Fluorene-based alternating copolymers for electroluminescence element and electroluminescence element using such copolymers as light emitting materials | Chung Yup Kim, Dong Young Kim, Young Chul Kim, Jun-Young Lee, Jai Kyeong Kim | 1998-09-15 |
| 5742370 | Fabrication method for liquid crystal alignment layer by magnetic field treatment | Chung Yup Kim, Young Chul Kim, Dong Young Kim, Jun-Young Lee | 1998-04-21 |
| 5714570 | Method for the preparation of polyester by use of composite catalyst | Chung Yup Kim, Hoi Wan Yoo, Hyung Joon Kim | 1998-02-03 |
| 5505870 | Piezoelectric ceramic-polymer composite material and method for preparing the same | Kwang Soo Yoo, Hyung Jin Jung, Han-Sang Song | 1996-04-09 |
| 5286836 | Process for forming polyesters | Sang Soon Park, Hoi Wan Yoo, Chung Yup Kim | 1994-02-15 |
| 5243022 | Method for forming polyesters | Chung Yup Kim | 1993-09-07 |
| 5237042 | Process for the preparation of polybutylene terephthalate based polymer | Chung Yup Kim, Young Chul Kim | 1993-08-17 |