Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9191197 | AES encryption/decryption circuit | Akihiko Yushiya | 2015-11-17 |
| 4917727 | Method of operating a blast furnace | Hiroshi Saito, Yotaro Oono, Masahiro Matsuura | 1990-04-17 |
| 4887800 | Tuyere of blast furnace | Yotaro Ono, Masahiro Matsuura | 1989-12-19 |