Top Inventors at San-Ai Oil Co. All Time
Showing 1–19 of 19 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Naomasa Shimotomai | 3 |
| 2 | Hideaki Kaneko | 2 |
| 2 | Hiroyoshi Mizuno | 2 |
| 2 | Masayoshi Nishikawa | 2 |
| 2 | Noriaki Kishi | 2 |
| 2 | Ryosuke Sako | 2 |
| #7 | Eriko Miyazawa | 1 |
| #7 | Hiroshi Oono | 1 |
| #7 | Katsunobu Ishizawa | 1 |
| #7 | Kazuhide Manabe | 1 |
| #7 | Masakazu Sengan | 1 |
| #7 | Minoru Kanazawa | 1 |
| #7 | Mitsuo Kimura | 1 |
| #7 | Nagahiro Komatu | 1 |
| #7 | Nobuo Totsuka | 1 |
| #7 | Shigemitsu Kashihara | 1 |
| #7 | Takao Kurisu | 1 |
| #7 | Takahiro Ueyama | 1 |
| #7 | Yuji Mishiro | 1 |