Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865915 | Resin coated permanent magnet | Yukihiko SHIOHARA, Mitsuru Sakurai, Masahiro Ota | 1989-09-12 |
| 4536233 | Columnar crystal permanent magnet and method of preparation | Tatsuya Shimoda | 1985-08-20 |