Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Sakuji Watanabe | Nippon Kogaku K.K. | 2 |
| 1 | Shoichi Ishii | Ajinomoto Co. | 2 |
| 1 | Tamio Okada | Nippon Crucible Co. | 2 |
| #4 | Teruo Sakai | Pentax | 1 |
| #4 | Hideo Mizutani | Nikon | 1 |
| #4 | Shouichi Ishii | Toshiba | 1 |
9 patents · 6 inventors
Ranked #2,460 of 15,417 cities Top 20%
Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Sakuji Watanabe | Nippon Kogaku K.K. | 2 |
| 1 | Shoichi Ishii | Ajinomoto Co. | 2 |
| 1 | Tamio Okada | Nippon Crucible Co. | 2 |
| #4 | Teruo Sakai | Pentax | 1 |
| #4 | Hideo Mizutani | Nikon | 1 |
| #4 | Shouichi Ishii | Toshiba | 1 |