Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4264361 | Heat-resistant composite magnet and method for producing the same | Seishi Yajima, Masaaki Hamano, Yoshio Hasegawa, Takehiro Yamane | 1981-04-28 |
| 4236919 | Magnetic alloy | — | 1980-12-02 |