Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshimitsu Niwa | Kureha Chemical Industry Co. | 3 |
| 2 | Tatsumi Ichioka | Ngk Insulators | 1 |
| 2 | Shoji Toyoshima | Nippondenso Co. | 1 |
5 patents · 3 inventors
Ranked #6,932 of 24,315 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshimitsu Niwa | Kureha Chemical Industry Co. | 3 |
| 2 | Tatsumi Ichioka | Ngk Insulators | 1 |
| 2 | Shoji Toyoshima | Nippondenso Co. | 1 |