Top Inventors at Koji Hashimoto All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Koji Hashimoto | 8 |
| 2 | Naokazu Kumagai | 4 |
| 3 | Asahi Kawashima | 4 |
| #4 | Katsuhiko Asami | 3 |
| #5 | Hideaki Yoshioka | 2 |
| #6 | Ahmed Abd El-Moneim | 2 |
| #7 | Hiroki Habazaki | 1 |
| #8 | Hiroyuki Shinomiya | 1 |
| #9 | Hiroyuki Takano | 1 |
| #10 | Kouichi Izumiya | 1 |
| #11 | Marek Danielewski | 1 |
| #12 | Stanislaw Mrowec | 1 |
| #13 | Yoshio Takizawa | 1 |
| #14 | Zenta Kato | 1 |
| #15 | Akira Mitsuhashi | 1 |