Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867932 | Process of making a casting nozzle | Haruyoshi Kimura, Yoshitaka Hiraiwa, Hiroshi Nagata, Yukio Inoue | 1989-09-19 |
| 4779775 | Casting nozzle | Haruyoshi Kimura, Yoshitaka Hiraiwa, Hiroshi Nagata, Yukio Inoue | 1988-10-25 |
| 4746038 | Gas-blow casting nozzle | Yasunori Ohwada, Shiro Sukenari, Haruyoshi Kimura | 1988-05-24 |
| 4561890 | Two-phase stainless cast steel having high corrosion fatigue strength | Hisashi Hiraishi, Hisakatsu Nishihara | 1985-12-31 |
| 4391635 | High Cr low Ni two-phased cast stainless steel | Shinichi Murakami, Toshiaki Morichika, Hisashi Hiraishi | 1983-07-05 |