Top Inventors at Hirotec All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Ikuo Nishikawa | 2 |
| 2 | Katsumi Tomioka | 2 |
| 3 | Kiminori Washika | 2 |
| #4 | Kouji Shimoichi | 2 |
| #5 | Makoto Tominaga | 2 |
| #6 | Toshihiko Oonishi | 2 |
| #7 | Douglas Kaz | 1 |
| #8 | Etsuo Kosaka | 1 |
| #9 | Fumihiro Kora | 1 |
| #10 | Haruki Ota | 1 |
| #11 | Hideyuki Furumoto | 1 |
| #12 | Hiroshi Katsube | 1 |
| #13 | Hiroshi Tokuda | 1 |
| #14 | Kazuhiro Kiyota | 1 |
| #15 | Kazuo Tanigawa | 1 |
| #16 | Kohei HORIKE | 1 |
| #17 | Kozo Miura | 1 |
| #18 | Kouzou Miura | 1 |
| #19 | Koichi Sasaki | 1 |
| #20 | Komei Shibata | 1 |
| #21 | Masaru Kono | 1 |
| #22 | Masao Taira | 1 |
| #23 | Michisada Kumasaki | 1 |
| #24 | Naoyuki Kobayashi | 1 |
| #25 | Norifumi Inoue | 1 |
| #26 | Noboru Ootsuki | 1 |
| #27 | Noboru Otsuki | 1 |
| #28 | Nobuyuki Shiozaki | 1 |
| #29 | Ryoji Tanaka | 1 |
| #30 | Satoshi Takemoto | 1 |
| #31 | Shinji Gasami | 1 |
| #32 | Sho Takai | 1 |
| #33 | Tatsumi Kawafuchi | 1 |
| #34 | Takehiro Shibata | 1 |
| #35 | Takahiro Tochioka | 1 |
| #36 | Tomoaki Nakao | 1 |
| #37 | Yousuke Kawahito | 1 |
| #38 | Mitsuru Torito | 1 |
| #39 | Takashi Madaraishi | 1 |
| #40 | Yukio Nobutou | 1 |