Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroyuki Nakano | Hitachi | 3 |
| 2 | Shigeo Takeuchi | Hitachi | 2 |
| 2 | Izumi Yamada | Hitachi | 2 |
| 2 | Hideya Maekawa | Ngk Insulators | 2 |
| #5 | Mitsuo Kuriyama | Hitachi | 1 |
| #5 | Seiji Morii | Toray Fine Chemicals Co. | 1 |
| #5 | Masaharu Hayakawa | Mitsubishi Electric | 1 |
| #5 | Ryoichi Naka | Nippon Steel | 1 |
| #5 | Mitsumasa Kako | Brother Kogyo | 1 |
| #5 | Takashi Sagae | Aichi Steel Works | 1 |
| #5 | Tetuji Unno | Nagoya Oilchemical Co. | 1 |
| #5 | Kunishige Kaneko | Nippon Steel | 1 |
| #5 | Katutoshi Arai | Nippon Steel | 1 |
| #5 | Nobuhisa Yokogawa | Japan Atomic Energy Research Institute | 1 |
| #5 | Takanori Nagasaki | Japan Atomic Energy Research Institute | 1 |
| #5 | Toshimichi Nishiyama | Hashimoto Denki Co. | 1 |
| #5 | Katsuhiko Noro | Kyodo Oxygen Co. | 1 |