Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976915 | Method for forming a powdered or a granular material | — | 1990-12-11 |
| 4915980 | Method for producing amorphous metal layer | Akira Matsunawa, Seiji Katayama | 1990-04-10 |
| 4883292 | Corrosion resisting steel pipe and method of manufacturing same | — | 1989-11-28 |
| 4795078 | Method for producing a clad steel pipe | Toshio Yoshida | 1989-01-03 |
| 4733446 | Roll | Hironori Kuroki, Tsuguo Honda | 1988-03-29 |
| 4677724 | Heat exchanger structure and method of manufacturing same | — | 1987-07-07 |
| 4345457 | Method for detecting the depth of cracks in rolls used for transferring hot steel ingot bloom and rolls used therefor | Hironori Kuroki | 1982-08-24 |