Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D834624 | Ingot mold | Masato Ishizaki, Tsutomu Murakami | 2018-11-27 |
| D833489 | Ingot mold | Masato Ishizaki, Tsutomu Murakami | 2018-11-13 |
| D809575 | Ingot mold | Masato Ishizaki, Tsutomu Murakami | 2018-02-06 |