Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Katsuhiko Sasaki | Makita | 3 |
| 2 | Taketoshi Yamada | Konica | 2 |
| 2 | Hiroshi Komachi | Harada Kogyo | 2 |
| #4 | Hiroyuki Ooguri | Nippon Paint Holdings Co. | 1 |
| #4 | Tohru Mayumi | Ntn | 1 |
| #4 | Masao Ishihara | Sony | 1 |
| #4 | Masahiko Hasegawa | Mitsubishi Electric | 1 |