Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Ichikawa | Brother Kogyo | 3 |
| 2 | Masaru Ito | Hitachi | 2 |
5 patents · 2 inventors
Ranked #13,853 of 41,746 cities Top 35%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Ichikawa | Brother Kogyo | 3 |
| 2 | Masaru Ito | Hitachi | 2 |