Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882758 | Method for extracting formant frequencies | Yutaka Uekawa, Shuji Takata | 1989-11-21 |
MG
Michiyo Goto
Overall (1989): #76,899 of 140,708Top 55%
1
Patents 1989