Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4674551 | Cooling device for the tube member used in a forcibly cooled casting method and a method for its assembly | Hiroshi Kawai, Yukio Ohtsuka | 1987-06-23 |
| 4644996 | Inclining molten metal charging apparatus for forced cooling casting | Hiroshi Kawai, Yukio Ohtsuka | 1987-02-24 |