Showing 1–25 of 25 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hideaki Sakurai | Mitsubishi Materials | 5 |
| 2 | Hiroyuki Nakano | Hitachi | 4 |
| 3 | Daisuke Shikanai | Asahi Kasei Pharma | 3 |
| 3 | Kumi Hatada | Brother Kogyo | 3 |
| #5 | Hideo Koyama | Toyota | 2 |
| #5 | Takeshi Nishikibe | Aisin Seiki Kabushiki Kaisha | 2 |
| #5 | Kouji Igarashi | Mitsui Chemicals Tohcello | 2 |
| #5 | Jiro Oikawa | Aisan Kogyo Kabushiki Kaisha | 2 |
| #5 | Takuya NANKAWA | Japan Atomic Energy Agency | 2 |
| #10 | Misao Ogawa | Nippon Steel | 1 |
| #10 | Shigeo Takeuchi | Hitachi | 1 |
| #10 | Toshimitsu Aso | Nippon Steel | 1 |
| #10 | Tadahiro KOIKE | Asahi Intecc Co. | 1 |
| #10 | Toshihiko Matsuo | Mitsubishi Materials | 1 |
| #10 | Takeshi Usami | Hitachi | 1 |
| #10 | Kazuya Azuma | Aisan Kogyo Kabushiki Kaisha | 1 |
| #10 | Sadao Kato | Hashimoto Denki Co. | 1 |
| #10 | Shigetaka TSUBOUCHI | Hitachi | 1 |
| #10 | Toshikazu Nakagawa | Murata Machinery | 1 |
| #10 | Tatsuya Nagano | Toray Industries | 1 |
| #10 | Hirofumi Oshima | Furukawa Electric Co. | 1 |
| #10 | Akinori Morishima | Toyota | 1 |
| #10 | Kota Aratani | Aichi Steel | 1 |
| #10 | Ryousuke Takata | Nippon Steel | 1 |
| #10 | Hidenori Oka | Brother Kogyo | 1 |