Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699248 | Running slip control system for a bulldozer | Shigenori Matsushita, Shigeru Yamamoto | 1997-12-16 |
| 5694317 | Blade control system for a bulldozer | Shigenori Matsushita, Shigeru Yamamoto | 1997-12-02 |
| 5621643 | Dozing system for bulldozers | Shigenori Matsushita, Shigeru Yamamoto | 1997-04-15 |