Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masao Teraoka | Tochigi Fuji Sangyo | 2 |
| 1 | Tomio Sugimoto | Asahi Glass Co. | 2 |
| 3 | Masuo Ogihara | Seiko Koki Kabushiki Kaisha | 1 |
| 3 | Teruo Urano | Murakashi Lime Industry Co. | 1 |
6 patents · 4 inventors
Ranked #5,612 of 22,654 cities Top 25%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masao Teraoka | Tochigi Fuji Sangyo | 2 |
| 1 | Tomio Sugimoto | Asahi Glass Co. | 2 |
| 3 | Masuo Ogihara | Seiko Koki Kabushiki Kaisha | 1 |
| 3 | Teruo Urano | Murakashi Lime Industry Co. | 1 |