Top Inventors at Sato Pharmaceutical Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Keita Nagai | 5 |
| 2 | Eri Kondoh | 4 |
| 3 | Hirobumi Takahashi | 4 |
| #4 | Kenichi Tanaka | 4 |
| #5 | Koh Nagasawa | 4 |
| #6 | Motoaki Baba | 4 |
| #7 | Shinichi Fujioka | 4 |
| #8 | Yoshiki ITOH | 4 |
| #9 | Kiyotaka Matsui | 2 |
| #10 | Masami Inuma | 2 |
| #11 | Masahiro Ito | 2 |
| #12 | Mitsutoshi Tatara | 2 |
| #13 | Sachie Sogo | 2 |
| #14 | Seiichi Sato | 2 |
| #15 | Shigeo Morioka | 2 |
| #16 | Taizo Okada | 2 |
| #17 | Toshihito Shimizu | 2 |
| #18 | Yoshinori Ito | 2 |
| #19 | Chong Chu | 1 |
| #20 | Chisato Hirosawa | 1 |
| #21 | Fusae Shizume | 1 |
| #22 | Harushige Yamashita | 1 |
| #23 | Hiroaki Kimura | 1 |
| #24 | Hiroyuki Kusakabe | 1 |
| #25 | Kanshiro Kitagaki | 1 |
| #26 | Kazuo Satoh | 1 |
| #27 | Keiko Ebihara | 1 |
| #28 | Koichi Makimura | 1 |
| #29 | Koji Matsunaga | 1 |
| #30 | Kota Sakata | 1 |
| #31 | Kunie Nakamura | 1 |
| #32 | Masahide Katayama | 1 |
| #33 | Masatoshi Kato | 1 |
| #34 | Mikio Miyata | 1 |
| #35 | Mutsumi Matsubara | 1 |
| #36 | Norihiro Kakimoto | 1 |
| #37 | Ryoichi Fukumoto | 1 |
| #38 | Satoshi Yanagihara | 1 |
| #39 | Seiji Ishiduka | 1 |
| #40 | Shigezo Uga | 1 |
| #41 | Susumu Sato | 1 |
| #42 | Takao Nakamura | 1 |
| #43 | Toshiro Nagaso | 1 |
| #44 | Toshihiko Ozaki | 1 |
| #45 | Yoshiharu Miyajima | 1 |