Top Inventors at Sumida Electric Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Kan Sano | 2 |
| 2 | Douglas James Malcolm | 1 |
| 3 | Hiroyuki Miyazaki | 1 |
| #4 | Mitsugu Kawarai | 1 |
| #5 | Shinichi Sakamoto | 1 |
| #6 | Tadayuki Fushimi | 1 |
| #7 | Takeshi Hatakeyama | 1 |
| #8 | Yoshito Watanabe | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Kan Sano | 2 |
| 2 | Douglas James Malcolm | 1 |
| 3 | Hiroyuki Miyazaki | 1 |
| #4 | Mitsugu Kawarai | 1 |
| #5 | Shinichi Sakamoto | 1 |
| #6 | Tadayuki Fushimi | 1 |
| #7 | Takeshi Hatakeyama | 1 |
| #8 | Yoshito Watanabe | 1 |