Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683617 | Magnetic material and manufacturing method thereof | Shinji Harada, Hiroshi Fujii, Michio Ohba | 1997-11-04 |
| 5639704 | Ceramic including alumina and a complex oxide | Shinji Harada, Yuji Mido, Tadashi Tojyo, Satoshi Tomioka | 1997-06-17 |