Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masatoshi Yonekubo | Seiko Epson | 103 |
| 2 | Masaya Ishida | Seiko Epson | 65 |
| 3 | Tsuyoshi Tamura | Seiko Epson | 36 |
| #4 | Ryuichi Kurosawa | Seiko Epson | 28 |
| #5 | Kaoru Momose | Seiko Epson | 24 |
| #6 | Kazuyoshi Kegasawa | Seiko Epson | 9 |
| #7 | Yoshihiko Nimura | Seiko Epson | 8 |
| #7 | Tomokazu Hirabayashi | Seiko Epson | 8 |
| #9 | Tsutomu Hagihara | Seiko Epson | 5 |