Top Inventors at H-One Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Daisuke Toyoda | 2 |
| 2 | Fumihiko Kikuchi | 2 |
| 3 | Hisaharu Kato | 2 |
| #4 | Hiroyuki Takebe | 2 |
| #5 | Kenji Moroi | 2 |
| #6 | Mitsutoshi Uchida | 2 |
| #7 | Saburo Inoue | 2 |
| #8 | Yoshitaka Hattori | 2 |
| #9 | Fumihiko Sugihara | 1 |
| #10 | Hiroto Miyake | 1 |
| #11 | Toru Kawai | 1 |
| #12 | Tomohide Sekiguchi | 1 |
| #13 | Toyohisa Shinmiya | 1 |
| #14 | Tohru Yoshida | 1 |
| #15 | Yoshikatsu Iino | 1 |
| #16 | Youichi Konkawa | 1 |