Top Inventors at Katayama Seiyakusyo Co. All Time
Showing 1–15 of 15 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Takashi Inagaki | 7 |
| 2 | Yasuyuki Kurita | 4 |
| 3 | Ryonosuke Yoshida | 3 |
| #4 | Sadao Hayashi | 2 |
| #4 | Yoshikazu Yamakawa | 2 |
| #4 | Akihito Mizutani | 2 |
| #7 | Eiji Nakanishi | 1 |
| #7 | Kuniaki Tatsuta | 1 |
| #7 | Masao Kondo | 1 |
| #7 | Masahiko Okunishi | 1 |
| #7 | Naoto Morita | 1 |
| #7 | Osamu Yokokoji | 1 |
| #7 | Seisaku Kumai | 1 |
| #7 | Yoshiyuki Murakami | 1 |
| #7 | Akihiro Tamaoki | 1 |