Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Fumio Arakawa | Hitachi | 3 |
| 2 | Hideki Sawaguchi | Hitachi | 2 |
| 2 | Yoshio Miki | Hitachi | 2 |
Part of California
7 patents · 3 inventors
Ranked #7,355 of 30,370 cities Top 25%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Fumio Arakawa | Hitachi | 3 |
| 2 | Hideki Sawaguchi | Hitachi | 2 |
| 2 | Yoshio Miki | Hitachi | 2 |
Part of California