Top Inventors at Gunma Prefecture All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Atsushi Kajihara | 3 |
| 2 | Hiroshi Miyajima | 3 |
| 3 | Masaki Gotoh | 3 |
| #4 | Ichiro Takahashi | 2 |
| #5 | Kunio Miyauchi | 2 |
| #6 | Osamu Niijima | 2 |
| #7 | Takayuki Aoki | 2 |
| #8 | Jun Ozawa | 1 |
| #9 | Kento Suzuki | 1 |
| #10 | Makoto Matsumoto | 1 |
| #11 | Naoyuki Utsumi | 1 |
| #12 | Takashi Masuda | 1 |
| #13 | Takashi Suda | 1 |
| #14 | Tomoaki Sakata | 1 |
| #15 | Yuta Uchiumi | 1 |