Top Inventors at Kawajun Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Takashi Shinozaki | 9 |
| 2 | Tatsuaki Nomoto | 4 |
| 3 | Shinichi Osawa | 3 |
| #4 | Ikuya Matsumoto | 2 |
| #5 | Masamoto Terada | 2 |
| #6 | Takanao Shirai | 2 |
| #7 | Toru Yoshitsugu | 2 |
| #8 | Daisuke Higuchi | 1 |
| #9 | Hideaki Kawamura | 1 |
| #10 | Junzaburo Kawasaki | 1 |
| #11 | Teruaki Ohkubo | 1 |
| #12 | Yukitomo Shimazaki | 1 |
| #13 | Akihiko Endo | 1 |