Top Inventors at Riccar Co. All Time
Showing 1–6 of 6 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Keiichiro Doi | 3 |
| 1 | Seiji Tanaka | 3 |
| 1 | Shigeki Kondo | 3 |
| 1 | Tomofumi Iketani | 3 |
| 1 | Yoshio Yamazaki | 3 |
| #6 | Umeo Doyama | 2 |
Showing 1–6 of 6 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Keiichiro Doi | 3 |
| 1 | Seiji Tanaka | 3 |
| 1 | Shigeki Kondo | 3 |
| 1 | Tomofumi Iketani | 3 |
| 1 | Yoshio Yamazaki | 3 |
| #6 | Umeo Doyama | 2 |