Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6257494 | Base structure of a turnout | Kenzo Tokuoka, Masafumi Demura, Yoshihiro Fukui, Takaaki Irie, Tomokazu Yano +2 more | 2001-07-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6257494 | Base structure of a turnout | Kenzo Tokuoka, Masafumi Demura, Yoshihiro Fukui, Takaaki Irie, Tomokazu Yano +2 more | 2001-07-10 |