Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5546123 | Automatic steering device for asphalt finisher | Hachiro Ikeda, Noriaki Miyamoto, Ryoei Umeda, Hidenori Yasu, Mitsuo Fukukawa +9 more | 1996-08-13 |
| 5484227 | Control device for asphalt finisher | Hachiro Ikeda, Noriaki Miyamoto, Ryoei Umeda, Hidenori Yasu, Mitsuo Fukukawa +9 more | 1996-01-16 |