Top Inventors at San-Apro All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Hideki Kimura | 7 |
| 2 | Nobuyasu Nakasugi | 6 |
| 3 | Jiro Yamamoto | 4 |
| #4 | Yusaku Takashima | 4 |
| #5 | Issei Suzuki | 3 |
| #6 | Keiichi Nakatani | 3 |
| #7 | Masashi Date | 3 |
| #8 | Takuto Nakao | 3 |
| #9 | Atsushi Shiraishi | 2 |
| #10 | Noriya Fukunaga | 2 |
| #11 | Shinji Yamashita | 2 |
| #12 | Takuya Ikeda | 2 |
| #13 | Yuji Nakamura | 2 |
| #14 | Hiroyuki Hirano | 1 |
| #15 | Hirofumi Imai | 1 |
| #16 | Kenichi YAMAGATA | 1 |
| #17 | Kouzou Hiraishi | 1 |
| #18 | Masahiro Masujima | 1 |
| #19 | Masaaki Oka | 1 |
| #20 | Mitsuo Kurumaya | 1 |
| #21 | Shohzo Ohnishi | 1 |
| #22 | Shozo Oonishi | 1 |
| #23 | Takeshi Furuta | 1 |
| #24 | Takashi Ito | 1 |
| #25 | Takaaki Kaiho | 1 |
| #26 | Takahiro Kondo | 1 |
| #27 | Tadamasa Kurosaki | 1 |
| #28 | Takayuki Sekine | 1 |
| #29 | Takaaki Sonoda | 1 |
| #30 | Toshiaki Hato | 1 |
| #31 | Tomoyuki SHIBAGAKI | 1 |
| #32 | Tsuneo Hagiwara | 1 |
| #33 | Wataru OKUYAMA | 1 |
| #34 | Yoshitaka Komuro | 1 |
| #35 | Yoshiyuki Utsumi | 1 |