Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866016 | Alumina-based ceramic composition | Minato Ando, Masaaki Ito | 1989-09-12 |
FM
Fumio Mizuno
Overall (1989): #113,589 of 140,708Top 85%
1
Patents 1989