Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masaru Yoneyama | Hayashibara Seibutsu Kagaku Kenkyujo | 19 |
| 2 | Syunpei Naramura | Kuraray Co. | 7 |
| 3 | Risaburo Sagehashi | Eagle Industry Co. | 2 |
| #4 | Shohichi Takamoto | Kuraray Chemical Co. | 1 |
29 patents · 4 inventors
Ranked #32,319 of 111,555 cities Top 30%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masaru Yoneyama | Hayashibara Seibutsu Kagaku Kenkyujo | 19 |
| 2 | Syunpei Naramura | Kuraray Co. | 7 |
| 3 | Risaburo Sagehashi | Eagle Industry Co. | 2 |
| #4 | Shohichi Takamoto | Kuraray Chemical Co. | 1 |