Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6893189 | Pipelayer | Shigenori Matsushita | 2005-05-17 |
| 5482138 | Automatic greasing system for construction machines and abnormality detecting method therefor | Shigeki Mori, Yohjiro Ohbatake | 1996-01-09 |