Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5925404 | Manufacturing method of magnetic material for metallic thin film magnetic recording media and metallic thin film magnetic recording medium | Kazunobu Chiba, Tustomu Takeda, Hiroyuki Yamada, Hiroshi Osumi | 1999-07-20 |