Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takuya Tateyama | Adamant Namiki Precision Jewel Co. | 2 |
| 1 | Takafumi Asada | Sumitomo Electric Industries | 2 |
| 3 | Kenichi Kurauchi | National University Orporation Tokyo University Of Agriculture And Technology | 1 |
| 3 | Eri FUKUSHIMA | Namiki Seimitsu Houseki | 1 |