Top Inventors at Duplo Seiko All Time
Showing 1–40 of 40 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hideki Oiwa | 12 |
| 2 | Ryuichi Oota | 9 |
| 3 | Yoshihide Sugiyama | 8 |
| #4 | Masasuke Funase | 7 |
| #5 | Kazuya Yamamoto | 6 |
| #6 | Takaaki Maeda | 5 |
| #6 | Akihiko Toki | 5 |
| #8 | Katsunori Takahashi | 4 |
| #8 | Akira Kawaguchi | 4 |
| #10 | Kenta Yamada | 3 |
| #10 | Masayasu Matsumoto | 3 |
| #10 | Nobuki Tanimoto | 3 |
| #10 | Tomoyuki Nagayama | 3 |
| #10 | Akane Tokutake | 3 |
| #10 | Akira Wada | 3 |
| #16 | Chikara Miyamoto | 2 |
| #16 | Haruka Takemoto | 2 |
| #16 | Kazuhito Oguri | 2 |
| #16 | Kazuya Takitani | 2 |
| #16 | Satoshi Ota | 2 |
| #16 | Tadahira Ohkochi | 2 |
| #16 | Taichi Yamaguchi | 2 |
| #16 | Tetsuo Onishi | 2 |
| #16 | Yasunari Okagaito | 2 |
| #16 | Yasuhiro Tanaka | 2 |
| #26 | Chiharu Taniguchi | 1 |
| #26 | Hiroki IKESHITA | 1 |
| #26 | Hidemasa Kanada | 1 |
| #26 | Hiromichi KANAOKA | 1 |
| #26 | Junichi Kakuta | 1 |
| #26 | Kazuma UEKI | 1 |
| #26 | Ken Matsushita | 1 |
| #26 | Kei Sakata | 1 |
| #26 | Masato Okuno | 1 |
| #26 | Satomi Uegaito | 1 |
| #26 | Shuhei Kosaka | 1 |
| #26 | Taichi Sato | 1 |
| #26 | Takuya Tashiro | 1 |
| #26 | Yoshihisa Higashimoto | 1 |
| #26 | Yoshiteru Ishikawa | 1 |