Top Inventors at Nippon Itf All Time
Showing 1–27 of 27 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hideki Moriguchi | 5 |
| 1 | Takehiko Ooshiro | 5 |
| 3 | Hiroyuki Sugiura | 4 |
| 3 | Takahiro Okazaki | 4 |
| 3 | Yoshihiro Ito | 4 |
| 3 | Akinori Shibata | 4 |
| #7 | Koji Miyake | 3 |
| #8 | Katsuaki Ogawa | 2 |
| #8 | Masanori Tsujioka | 2 |
| #8 | Satoshi Yoshida | 2 |
| #8 | Tadashi Saito | 2 |
| #8 | Tetsumi Arahi | 2 |
| #8 | Yoshikazu Tanaka | 2 |
| #14 | Hiroshi Ishizuka | 1 |
| #14 | Hisanori Ohara | 1 |
| #14 | Hideo Yanashima | 1 |
| #14 | Kazuhiko Irisawa | 1 |
| #14 | Ken Yoshihara | 1 |
| #14 | Masaki Moronuki | 1 |
| #14 | Makoto Setoyama | 1 |
| #14 | Naoto Okazaki | 1 |
| #14 | Shinya Kanazawa | 1 |
| #14 | Shinji Narahara | 1 |
| #14 | Takashi Matsui | 1 |
| #14 | Tomoyasu Matsuno | 1 |
| #14 | Yoshiharu Utsumi | 1 |
| #14 | Yukako Fukutani | 1 |