Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602192 | Process for producing sand mold | Akira Yoshida, Naoki Kyochika, Tsutomu Tanaka, Kazuhiko Kiuchi | 1997-02-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602192 | Process for producing sand mold | Akira Yoshida, Naoki Kyochika, Tsutomu Tanaka, Kazuhiko Kiuchi | 1997-02-11 |