Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshikazu Masuda | Kawasaki Steel | 3 |
| 2 | Seiji Yamahara | Gunze Limited | 2 |
| 2 | Tsuguhiro Shimoyama | Gunze Limited | 2 |
| 2 | Takashi Maruoka | Gunze Limited | 2 |
| #5 | Katsumi Tabushi | Gunze Limited | 1 |
| #5 | Toshio Anazawa | Gunze Limited | 1 |
| #5 | Tiyouiti Nisimura | — | 1 |
| #5 | Shingo Akieda | Gunze Limited | 1 |
| #5 | Hisashi Mukai | Gunze Limited | 1 |
| #5 | Rika Kowatari | Gunze Limited | 1 |
| #5 | Shigeo Souda | Gunze Limited | 1 |
| #5 | Susumu Kibune | Gunze Limited | 1 |
| #5 | Katsumi Tabuchi | Pegasus Sewing Machine Mfg. Co. | 1 |