Top Inventors at Jitsubo Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Yusuke Kono | 9 |
| 2 | Kazuhiro Chiba | 8 |
| 3 | Hideaki Suzuki | 6 |
| #4 | Shuji Fujita | 5 |
| #5 | Mari Okumoto | 4 |
| #6 | Shokaku Kim | 4 |
| #7 | Takashi Nakae | 4 |
| #8 | Susumu Muto | 2 |
| #9 | Daisuke Kubo | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Yusuke Kono | 9 |
| 2 | Kazuhiro Chiba | 8 |
| 3 | Hideaki Suzuki | 6 |
| #4 | Shuji Fujita | 5 |
| #5 | Mari Okumoto | 4 |
| #6 | Shokaku Kim | 4 |
| #7 | Takashi Nakae | 4 |
| #8 | Susumu Muto | 2 |
| #9 | Daisuke Kubo | 1 |