Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hitoshi Matsushima | Hitachi | 70 |
| 2 | Koji Ogura | Kabushiki Kaisha Toshiba | 54 |
| 3 | Koichi Matsuo | Keio University | 6 |
130 patents · 3 inventors
Ranked #13,932 of 111,555 cities Top 15%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hitoshi Matsushima | Hitachi | 70 |
| 2 | Koji Ogura | Kabushiki Kaisha Toshiba | 54 |
| 3 | Koichi Matsuo | Keio University | 6 |