Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Nobuhiro Odai | Tsubakimoto Chain | 5 |
| 2 | Kensuke Aoyama | Dai Nippon Insatsu | 2 |
| 2 | Katsutoshi Tanno | Snow Brand Milk Products Co. | 2 |
| #4 | Kenji Hazumi | Honda Motor Co. | 1 |
| #4 | Shang Bum Ahn | — | 1 |
| #4 | Katushtoshi Tanno | Snow Brand Milk Products Co. | 1 |
| #4 | Hisao Kosuge | Toyo Rubber Chemical Industrial | 1 |
| #4 | Osamu Ohkawa | Tokyo Seat Co. | 1 |