Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kakuji Katayama | Katayama Kogyo Co. | 1 |
| 1 | Ishii Masao | Kuraray Co. | 1 |
| 1 | Akira Shinozaki | Konishiroku Photo Industry Co. | 1 |
| 1 | Yasuhisa Sato | Canon | 1 |
4 patents · 4 inventors
Ranked #4,506 of 15,417 cities Top 30%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kakuji Katayama | Katayama Kogyo Co. | 1 |
| 1 | Ishii Masao | Kuraray Co. | 1 |
| 1 | Akira Shinozaki | Konishiroku Photo Industry Co. | 1 |
| 1 | Yasuhisa Sato | Canon | 1 |