Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4298661 | Surface treated steel materials | Teruo Ikeno, Satoshi Kado, Hironobu Kawasaki, Takashi Watanabe | 1981-11-03 |
| 4269904 | Manganese surface coated steel materials | Teruo Ikeno, Satoshi Kado, Hironobu Kawasaki, Takashi Watanabe | 1981-05-26 |