Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6445792 | Echo canceller for decreasing a deterioration factor of a speech quality | Ikuo Kajiyama | 2002-09-03 |
KS
Koichi Shiraki
Overall (2002): #171,562 of 266,432Top 65%
1
Patents 2002