Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takaaki Koizumi | Ngk Insulators | 1 |
| 1 | Naomi Nagata | Sumitomo Electric Industries | 1 |
| 1 | Fumio Taniguchi | Panasonic | 1 |
| 1 | Michitoshi Nakata | Ngk Spark Plug Co. | 1 |
| 1 | Hitoshi Furuta | Fuji Oil Holdings | 1 |
| 1 | Hiroshi Imagawa | Kabushiki Kaisha Toshiba | 1 |
| 1 | Sadatsugu Takayama | — | 1 |
| 1 | Keizo Aramaki | Tokyo Yogyo Kabushiki Kaisha | 1 |