Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561890 | Two-phase stainless cast steel having high corrosion fatigue strength | Hisashi Hiraishi, Hiroyuki Shiokawa | 1985-12-31 |
| 4538668 | Assembly roll for high temperature service | Arata Yoshimitsu | 1985-09-03 |
| 4510988 | Tube for thermal cracking or reforming hydrocarbon and manufacturing method thereof | Keizo Konoki, Takanobu Shinohara, Ikuyoshi Kochi, Keiichi Shibata, Toshiaki Morichika +2 more | 1985-04-16 |
| 4444731 | Tube for thermal cracking or reforming hydrocarbon | Keizo Konoki, Takanobu Shinohara, Ikuyoshi Kochi, Keiichi Shibata, Toshiaki Morichika +2 more | 1984-04-24 |
| 4444732 | Tube for thermal cracking or reforming of hydrocarbon | Keizo Konoki, Takanobu Shinohara, Ikuyoshi Kochi, Toshio Anzai, Junichi Sugitani +1 more | 1984-04-24 |
| 4314861 | Manufacturing method of elbows made of cast stainless steel | Shinichi Murakami, Arata Yoshimitsu, Sueyoshi Noji | 1982-02-09 |