Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Nobuyuki Hotta | Ngk Spark Plug Co. | 4 |
| 2 | Masashi Kato | Toyota | 3 |
| 3 | Shinkichi Kashihara | Sumitomo Riko Company Limited | 2 |
9 patents · 3 inventors
Ranked #10,422 of 44,107 cities Top 25%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Nobuyuki Hotta | Ngk Spark Plug Co. | 4 |
| 2 | Masashi Kato | Toyota | 3 |
| 3 | Shinkichi Kashihara | Sumitomo Riko Company Limited | 2 |