Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881440 | Electronic musical instrument with editor | — | 1989-11-21 |
TK
Tadasu Kakizaki
Overall (1989): #53,359 of 140,708Top 40%
1
Patents 1989