Top Inventors at Seiki All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Shigeru Tsutsumi | 3 |
| 2 | Hajime Sakano | 2 |
| 3 | Hiraku Shindo | 2 |
| #4 | Izumi Kato | 2 |
| #5 | Kin-ichi Yokoyama | 2 |
| #6 | Toshihide Kasuga | 2 |
| #7 | Tsutomu Saito | 2 |
| #8 | Chikara Michioka | 1 |
| #9 | Hirokazu Koda | 1 |
| #10 | Kazuo Suzuki | 1 |
| #11 | Kenichi Nakamura | 1 |
| #12 | Kiyomitsu Noguchi | 1 |
| #13 | Koichi Uehara | 1 |
| #14 | Masaaki Yoshida | 1 |
| #15 | Naoki Ohara | 1 |
| #16 | Susumuhide Onuma | 1 |
| #17 | Susumu Onuma | 1 |
| #18 | Syuich Yoshikawa | 1 |
| #19 | Tadashi Fukao | 1 |
| #20 | Takashi Hanyuda | 1 |
| #21 | Yoshiaki Tanaka | 1 |
| #22 | Akira Chiba | 1 |