Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Koichi Fukasawa | Citizen Electronics Co. | 3 |
| 2 | Yosuke Sajiki | Nisca | 2 |
| 3 | Hideaki Todoroki | Unknown | 1 |
| 3 | Akinobu Fujiwara | Nakajima Copper Works | 1 |
7 patents · 4 inventors
Ranked #6,651 of 28,648 cities Top 25%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Koichi Fukasawa | Citizen Electronics Co. | 3 |
| 2 | Yosuke Sajiki | Nisca | 2 |
| 3 | Hideaki Todoroki | Unknown | 1 |
| 3 | Akinobu Fujiwara | Nakajima Copper Works | 1 |