Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6030111 | Method of and system for recycling molding sand | Minoru Tokuyoshi, Takashi Suginaka | 2000-02-29 |
| 5861446 | Coated sand composition for light-alloy casting | Yoshiro Ikeoka, Toshitada Onoda | 1999-01-19 |
| 5816312 | Method of and apparatus for reclaiming foundry sand | Takashi Suginaka | 1998-10-06 |