Top Inventors at Nittoku Engineering Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Kaoru Noji | 9 |
| 2 | Kenichi Muto | 6 |
| 3 | Koji Kondo | 4 |
| #4 | Fumiharu Yano | 3 |
| #5 | Hitoshi Hasegawa | 2 |
| #6 | Ikuo Suzuki | 2 |
| #7 | Katsurou Komuro | 2 |
| #8 | Yuji Higeta | 2 |
| #9 | Hidemitsu Honda | 1 |
| #10 | Hiroyuki Ishii | 1 |
| #11 | Hirobumi Saito | 1 |
| #12 | Hiroyuki Zembutsu | 1 |
| #13 | Itaru Igarashi | 1 |
| #14 | Junichiro Baba | 1 |
| #15 | Kenichi Aramaki | 1 |
| #16 | Masumi Osawa | 1 |
| #17 | Ryo Kato | 1 |
| #18 | Shinji Sugimoto | 1 |
| #19 | Takashi Kanno | 1 |
| #20 | Tatsuya Saito | 1 |
| #21 | Tatsuya Sakamoto | 1 |
| #22 | Takahiro Sato | 1 |
| #23 | Tetsuya Nara | 1 |
| #24 | Tsutomu Sakai | 1 |
| #25 | Yasuyuki Kawanishi | 1 |
| #26 | Yosuke Sugiuchi | 1 |
| #27 | Yousuke Sugiuchi | 1 |
| #28 | Yoshikazu Takahashi | 1 |
| #29 | Yuuji Koganezawa | 1 |
| #30 | Hitoshi Kunou | 1 |