Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kanji Moro | Chugai Pharmaceutical | 3 |
| 2 | Yushiyo Watanabe | Akebono Brake Industry Co. | 2 |
| 3 | Yusyo Watanabe | Akebono Brake Industry Co. | 1 |
| 3 | Masanori Sato | Tanabe Seiyaku Co. | 1 |
| 3 | Masaaki Sakurai | Canon | 1 |
| 3 | Takei Tsunetomo | Tokyo Tanabe Company Limited | 1 |