Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6030111 | Method of and system for recycling molding sand | Minoru Tokuyoshi, Toshisaburo Kimura | 2000-02-29 |
| 5816312 | Method of and apparatus for reclaiming foundry sand | Toshisaburo Kimura | 1998-10-06 |