Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Mitoshi Ishii | Ishii Tool & Engineering | 2 |
| 2 | Yusaku Takita | Unknown | 1 |
| 2 | Eiko Shutoh | Kyowa Medex Co. | 1 |
| 2 | Katsuaki Tsutsumi | Showa Denko K.K. | 1 |
5 patents · 4 inventors
Ranked #6,932 of 24,315 cities Top 30%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Mitoshi Ishii | Ishii Tool & Engineering | 2 |
| 2 | Yusaku Takita | Unknown | 1 |
| 2 | Eiko Shutoh | Kyowa Medex Co. | 1 |
| 2 | Katsuaki Tsutsumi | Showa Denko K.K. | 1 |