Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masayuki Fujio | Hitachi | 4 |
| 2 | Seizo Rai | Mecta | 1 |
| 2 | Tetsuichi Ishii | Ricoh Company | 1 |
6 patents · 3 inventors
Ranked #6,205 of 24,315 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masayuki Fujio | Hitachi | 4 |
| 2 | Seizo Rai | Mecta | 1 |
| 2 | Tetsuichi Ishii | Ricoh Company | 1 |