Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6454195 | Industrial waste crushing bit | Takanori Nagata, Kazuhide Okawa, Toshisuke Isoya | 2002-09-24 |
| 6414258 | Base carrier for tracklaying vehicle and hard facing method | — | 2002-07-02 |