Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833717 | Voice spectrum analyzing system and method | Shogo Nakamura | 1989-05-23 |
TN
Tomofumi Nakatani
Overall (1989): #48,433 of 140,708Top 35%
1
Patents 1989