Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645753 | Piezo-electric ceramic composition | Kousei Kamigaki, Kazutaka UCHI, Katsuhiko Onitsuka | 1997-07-08 |
SF
Shuichi Fukuoka
Overall (1997): #79,107 of 185,788Top 45%
1
Patents 1997