Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Katsuhiko Asai | Panasonic | 4 |
| 2 | Shuji Yamashita | Panasonic | 2 |
| 3 | Takeshi Sugiyama | Mitsubishi Electric | 1 |
| 3 | Hiroshi Sumi | Ngk Spark Plug Co. | 1 |
8 patents · 4 inventors
Ranked #10,481 of 44,143 cities Top 25%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Katsuhiko Asai | Panasonic | 4 |
| 2 | Shuji Yamashita | Panasonic | 2 |
| 3 | Takeshi Sugiyama | Mitsubishi Electric | 1 |
| 3 | Hiroshi Sumi | Ngk Spark Plug Co. | 1 |