Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Itsuki Ban | Secoh Giken | 3 |
| 2 | Tadanobu Tsuiki | — | 1 |
| 2 | Yozaburu Umehara | — | 1 |
| 2 | Yasushi Wakahara | Kokusai Denshin Denwa Co. | 1 |
6 patents · 4 inventors
Ranked #3,375 of 15,417 cities Top 25%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Itsuki Ban | Secoh Giken | 3 |
| 2 | Tadanobu Tsuiki | — | 1 |
| 2 | Yozaburu Umehara | — | 1 |
| 2 | Yasushi Wakahara | Kokusai Denshin Denwa Co. | 1 |