Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5705125 | Wire for electric railways | Motoo Goto, Shizuo Kawakita, Yoshiharu Mae, Takuro Iwamura, Yutaka Koshiba +5 more | 1998-01-06 |
| 5391243 | Method for producing wire for electric railways | Motoo Goto, Shizuo Kawakita, Yoshiharu Mae, Takuro Iwamura, Yutaka Koshiba +5 more | 1995-02-21 |
| 5087300 | Method for manufacturing high-conductivity copper-clad steel trolley wire | Teruyuki Takayama, Hiroki Nagasawa, Haruo Tominaga, Kazuo Yokoyama | 1992-02-11 |