Top Inventors at Janome Sewing Machine Co. 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Takeshi Kongo | 4 |
| 2 | Ushio Yokoyama | 3 |
| 3 | Hideo Suzuki | 2 |
| #4 | Jun MAFUNE | 2 |
| #5 | Ayako Harada | 1 |
| #6 | Eiichi Shomura | 1 |
| #7 | Haruka Nakamura | 1 |
| #8 | Hiromi Oda | 1 |
| #9 | Kentaro AKAHANE | 1 |
| #10 | Kenichiro Hiruma | 1 |
| #11 | Nobuhiko Kobayashi | 1 |
| #12 | Osamu Yanagisawa | 1 |
| #13 | Saki YASUMOTO | 1 |
| #14 | Shinichi Kato | 1 |
| #15 | Shuzo Morimoto | 1 |
| #16 | Shuichi Sato | 1 |
| #17 | Takuya Sawada | 1 |
| #18 | Toyohiro Azuma | 1 |
| #19 | Yoshihiro Sakai | 1 |