Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5194222 | Alloy and composite steel tube with corrosion resistance in combustion environment where V, NA, S and C1 are present | Hiroyuki Ogawa, Tetsuo Ishitsuka, Akihiro Miyasaka, Michihisa Ito, Mizuo Sakakibara | 1993-03-16 |
| 5190832 | Alloy and composite steel tube with corrosion resistance in combustion environment where V, Na, S and Cl are present | Hiroyuki Ogawa, Tetsuo Ishitsuka, Akihiro Miyasaka, Koichi Takeda, Satoshi Araki | 1993-03-02 |