Top Inventors at West Japan Railway All Time
Showing 1–24 of 24 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroyuki Kido | 3 |
| 1 | Masayasu Matsuoka | 3 |
| 1 | Makoto Taguchi | 3 |
| 1 | Taro Hayashi | 3 |
| 1 | Yasufumi Minamimoto | 3 |
| #6 | Naoaki Kawakami | 2 |
| #6 | Toshiyuki Yamada | 2 |
| #6 | Akira Ukita | 2 |
| #9 | Harumi Tasaki | 1 |
| #9 | Hideto Hidaka | 1 |
| #9 | Jun Iguchi | 1 |
| #9 | Masami Hayashida | 1 |
| #9 | Motohiro Miyamura | 1 |
| #9 | Sadatsugu Higashide | 1 |
| #9 | Shinji Kondo | 1 |
| #9 | Taro Oka | 1 |
| #9 | Yasuhiro Noguchi | 1 |
| #9 | Yoshiki Hama | 1 |
| #9 | Youji Uetani | 1 |
| #9 | Yoshiyuki Yamada | 1 |
| #9 | Kengo Iwamoyto | 1 |
| #9 | Inao Sakai | 1 |
| #9 | Seiichi Yazima | 1 |
| #9 | Atsushi Fujisawa | 1 |