Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiromichi Inagaki | Chokoku Plast | 2 |
| 1 | Norihiko Nadanami | Ngk Spark Plug Co. | 2 |
| 1 | Kunio Takeuchi | Sanyo Electric Co. | 2 |
| #4 | Yoshinobu Yokoyama | Mitsubishi Electric | 1 |
| #4 | Mutsumi Kitagawa | Ngk Insulators | 1 |