Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694858 | Railway vehicle with micro pressure wave reducing contour for tunnel travel | Iwao Harada, Kazuhiko Hiraoka, Hideshi Ooba | 1997-12-09 |
| 5685229 | Railway car body structures and method of making them | Mamoru Ohara, Yoshinao Okumoto, Masato Okazaki, Michifume Takeichi, Katsutoshi Horihata +1 more | 1997-11-11 |
| 5601034 | Rolling stock and method for equipping the interior the same | Takashi Tao, Yasuo Ishimaru, Keiji Ohmura, Hideshi Ohba | 1997-02-11 |
| 5595123 | Rolling stock and method for equipping the interior the same | Takashi Tao, Yasuo Ishimaru, Keiji Ohmura, Hideshi Ohba | 1997-01-21 |