Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Makoto Sugimoto | Ngk Spark Plug Co. | 5 |
| 2 | Koji Yamauchi | Toray Industries | 2 |
7 patents · 2 inventors
Ranked #7,531 of 30,730 cities Top 25%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Makoto Sugimoto | Ngk Spark Plug Co. | 5 |
| 2 | Koji Yamauchi | Toray Industries | 2 |