Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Haruhiko Machida | Unknown | 2 |
| 2 | Masumi Terui | Takara Co. | 1 |
| 2 | Takeo Miyagawa | — | 1 |
4 patents · 3 inventors
Ranked #4,506 of 15,417 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Haruhiko Machida | Unknown | 2 |
| 2 | Masumi Terui | Takara Co. | 1 |
| 2 | Takeo Miyagawa | — | 1 |