Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5393167 | Method for controlling the thickness of pavement and setting the conditions for automatic control of the leveling machine | Makio Fujita, Fumio Goto, Tetsuo Ogawa, Akio Ishii, Tomohiro Gocho +3 more | 1995-02-28 |
| 4937795 | Access alarming method and apparatus for working vehicle | Ryohei Motegi, Yoichi Hirokawa, Yukio Yoshida, Junichi Furuki, Tetsuya Ishii +6 more | 1990-06-26 |