Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7323954 | Dielectric ceramic filter with metal guide-can | Kie Lee, Seung Wan Kim | 2008-01-29 |
| 7159153 | Semiconductor integrated circuit with security function | — | 2007-01-02 |
| 7128271 | Semiconductor integrated circuit and methods for protecting the circuit from reverse engineering | — | 2006-10-31 |
| 6403978 | Test pattern for measuring variations of critical dimensions of wiring patterns formed in the fabrication of semiconductor devices | — | 2002-06-11 |
| 6166175 | Para-fully aromatic polyamide pulp, an apparatus for producing thereof and a process of making thereof | Kil Yeong Jung, Won-Jun Choe, In Sik Han, Hyeong Rak Lee, Hyung Don Huh | 2000-12-26 |
| 5767228 | Aromatic polyamide pulp and its preparing process | Hyeong Rack Lee, Jae Hyun Lee, Seung Jo Lee, In Sik Han, Du Hyun Kim +3 more | 1998-06-16 |