Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846938 | Method of manufacturing a porous electroformed object | Yuichi Tazaki, Osamu Ishigami, Daijyu Yoshino, Akira Soyama | 1989-07-11 |
AI
Akira Ichikawa
Overall (1989): #134,777 of 140,708Top 100%
1
Patents 1989