Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Ikuo Ochiai | Nippon Steel | 6 |
| 2 | Akikazu Nakano | Idemitsu Kosan Co. | 1 |
| 2 | Yoshihisa Kariyazono | Nippon Steel | 1 |
| 2 | Naoto Takeda | Teac | 1 |
| 2 | Nobuki Yoshizaki | Nippon Steel | 1 |
| 2 | Ken Kimura | NS Sumikin Stainless | 1 |
| 2 | Katsushige Matsuzaki | Nippon Steel | 1 |
| 2 | Yoshihiro Miyajima | Nippon Steel | 1 |
| 2 | Yuichiro Terashi | Mitsui Petrochemical Industries | 1 |
| 2 | Toyokazu Akamatsu | Sakata Seed | 1 |