Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6103669 | Superconducting wire and method of producing the same | Akira Okayama, Michiya Okada, Toshimi Matsumoto, Yoshimi Yanai, Hiroshi Satoh +3 more | 2000-08-15 |
| 5063200 | Ceramic superconductor article | Michiya Okada, Akira Okayama, Yoshimi Yanai, Hiroshi Satoh, Toshimi Matsumoto +5 more | 1991-11-05 |
| 4802894 | Method of using a structural member of anti-sulfur-attack cr-ni-al-si alloy steel for coal gasification system | Kenichi Usami, Seishin Kirihara, Hiroyuki Doi, Michiya Okada | 1989-02-07 |