Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Shigeru Saitoh | Kureha Kagaku Kogyo | 4 |
| 2 | Hideaki Honma | Sankei Giken Kogyo Co. | 1 |
| 2 | Fumihiko Sawase | Hitachi | 1 |
| 2 | Hideo Kurashima | Toyo Seikan Co. | 1 |
7 patents · 4 inventors
Ranked #3,004 of 15,417 cities Top 20%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Shigeru Saitoh | Kureha Kagaku Kogyo | 4 |
| 2 | Hideaki Honma | Sankei Giken Kogyo Co. | 1 |
| 2 | Fumihiko Sawase | Hitachi | 1 |
| 2 | Hideo Kurashima | Toyo Seikan Co. | 1 |