Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5938300 | Crawler-mounted slope traveling machine and shoe link for same | Kosei Fukuda, Shigeru Yoshida, Minoru Miyasato | 1999-08-17 |
| 5348424 | Reinforcing block for excavation work and method of construction thereof | Masaru Tateyama, Yukihiko Tamura, Kosei Fukuda, Shigeru Yoshida | 1994-09-20 |