Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5113769 | Car body for railway rolling stock and method for fabricating car body | Sumio Okuno, Michifumi Takeichi, Keiji Ohmura, Hitoshi Tsuruda, Hiroyuki Yamada +2 more | 1992-05-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5113769 | Car body for railway rolling stock and method for fabricating car body | Sumio Okuno, Michifumi Takeichi, Keiji Ohmura, Hitoshi Tsuruda, Hiroyuki Yamada +2 more | 1992-05-19 |