Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5274698 | Method of restricting telephone calls in a private branch exchange system | — | 1993-12-28 |
TJ
Tae-Soon Jang
Overall (All Time): #3,840,902 of 4,157,543Top 95%
1
Patents All Time