Top Inventors at Btt All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Wataru Aoki | 5 |
| 2 | Jiro Osawa | 2 |
| 3 | Norihiro Masuda | 2 |
| #4 | Hirotsugu Takahama | 1 |
| #5 | Masakazu Nakamura | 1 |
| #6 | Masakazu Kakimoto | 1 |
| #7 | Tamotsu Nagai | 1 |
| #8 | Yasuo Hamatake | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Wataru Aoki | 5 |
| 2 | Jiro Osawa | 2 |
| 3 | Norihiro Masuda | 2 |
| #4 | Hirotsugu Takahama | 1 |
| #5 | Masakazu Nakamura | 1 |
| #6 | Masakazu Kakimoto | 1 |
| #7 | Tamotsu Nagai | 1 |
| #8 | Yasuo Hamatake | 1 |