Top Inventors at Nagano Prefecture All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Hidekazu Takizawa | 3 |
| 2 | Shinichi Anzawa | 2 |
| 3 | Shoji Koizumi | 2 |
| #4 | Syuzo Aoki | 2 |
| #5 | Takuya Kurosawa | 2 |
| #6 | Takuya Oda | 2 |
| #7 | Yutaka Komatsu | 2 |
| #8 | Fumiaki Mochizuki | 1 |
| #9 | Keigo Okubo | 1 |
| #10 | Masashi Fujinaga | 1 |
| #11 | Makoto Minamishima | 1 |
| #12 | Shinya Kimura | 1 |
| #13 | Shoji Toba | 1 |
| #14 | Tokuo Kumagai | 1 |
| #15 | Toshio Tanimoto | 1 |