Top Inventors at Epicrew All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Akira Okabe | 6 |
| 2 | Masanori Tanoguchi | 2 |
| 3 | Junichi Tomizawa | 1 |
| #4 | Yoshinobu Mori | 1 |
| #5 | Yukio Takenaga | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Akira Okabe | 6 |
| 2 | Masanori Tanoguchi | 2 |
| 3 | Junichi Tomizawa | 1 |
| #4 | Yoshinobu Mori | 1 |
| #5 | Yukio Takenaga | 1 |