Top Inventors at Seiren Co. 2020
Showing 1–12 of 12 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Tsuyoshi Houraiya | 2 |
| 2 | Hisanao Kataoka | 1 |
| 2 | Keiko Maeda | 1 |
| 2 | Mamoru Mori | 1 |
| 2 | Masaru Yoshimura | 1 |
| 2 | Mikifusa Matsunaga | 1 |
| 2 | Sachiyo Sakagawa | 1 |
| 2 | Shota Kodera | 1 |
| 2 | Susumu Takagi | 1 |
| 2 | Takayuki Sasaki | 1 |
| 2 | Taizo Suemitsu | 1 |
| 2 | Takayuki Umeyama | 1 |