Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6553112 | Call center system | — | 2003-04-22 |
YI
Yoshio Ishikawa
Overall (2003): #87,115 of 273,478Top 35%
1
Patents 2003