Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6917679 | Method for interface ISDN private automatic branch exchange and local exchange | Byoung Ho Jeong | 2005-07-12 |
DY
Du You
Overall (2005): #208,752 of 245,428Top 90%
1
Patents 2005