Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshihiro Kai | Nissan Motor Co. | 4 |
| 2 | Kazunori Ogata | IBM | 3 |
| 3 | Shigeru Kaji | Toyota | 1 |
| 3 | Aki YUYAMA | Kao | 1 |
| 3 | Nobuo Yokouchi | Pentel Kabushiki Kaisha | 1 |
| 3 | Jun Takayama | Sony | 1 |
| 3 | Shunichi Takada | Canon | 1 |
| 3 | Nobuyuki Agata | Canon | 1 |
| 3 | Kazuhiko Tsutiya | Kanto Kagaku | 1 |
| 3 | Masayuki HATORI | Nikon | 1 |
| 3 | Toshihide Takemoto | Kanto Kagaku | 1 |
| 3 | Masako Otsuka | Somar | 1 |
| 3 | Yoshito Sugibuchi | — | 1 |
| 3 | Daisuke KON | Ishifuku Metal Industry Co. | 1 |
| 3 | Masayuki Kawasaki | Pentel Kabushiki Kaisha | 1 |
| 3 | Kunihiko Murata | Kanto Kagaku | 1 |