Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Ohga | Hitachi High-Technologies | 5 |
| 2 | Akihito Numata | Hitachi | 1 |
| 2 | Norio Koike | Hitachi | 1 |
7 patents · 3 inventors
Ranked #10,954 of 40,593 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Ohga | Hitachi High-Technologies | 5 |
| 2 | Akihito Numata | Hitachi | 1 |
| 2 | Norio Koike | Hitachi | 1 |