Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masakatsu Okawa | Mimaki Engineering Co. | 4 |
| 2 | Taketo Honzawa | Seiko Epson | 2 |
| 2 | Masakazu Nakazawa | Mimaki Engineering Co. | 2 |
| #4 | Kazumasa Uehara | Nissin Kogyo Co. | 1 |
| #4 | Toru Aonuma | Honda Motor Co. | 1 |