Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860361 | Acoustic-device cooling unit | Takeshi Sato, Hiroo Adachi | 1989-08-22 |
SM
Shigeru Munetomo
Overall (1989): #57,269 of 140,708Top 45%
1
Patents 1989