Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hitoshi Asahi | Nippon Steel | 8 |
| 2 | Yoshiki Takahama | Arcelor France | 2 |
| 3 | Katsuhiro Sasai | Nippon Steel | 1 |
| 3 | Nobuyuki Kanemori | Nippon Steel | 1 |
| 3 | Kiyotaka Nakashima | Nippon Steel | 1 |
| 3 | Shigekatsu Ozaki | Nippon Steel | 1 |
| 3 | Kazuto Yamamura | Nippon Steel | 1 |
| 3 | Hiroyuki Mitake | Nippon Steel | 1 |
| 3 | Katsuyuki Yanagihara | Nippon Steel | 1 |
| 3 | Masahiro Ohgami | Nippon Steel | 1 |
| 3 | Keisuke Fujisaki | Nippon Steel | 1 |
| 3 | Takashi Moroboshi | Victor Company Of Japan | 1 |
| 3 | Hisashi Masumura | Shin-Etsu Handotai Co. | 1 |
| 3 | Masuhiro Fukaya | Nippon Steel | 1 |
| 3 | Shuji Naito | Seiko Epson | 1 |
| 3 | Rikio Chijiiwa | Nippon Steel | 1 |