Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Nobutsugu Hiraoka | Takara Shuzo Co. | 3 |
| 2 | Takehisa Hata | Fujisawa Pharmaceutical Co. | 2 |
| 3 | Tooru Shimamura | Omron Tateisi Electronics | 1 |
| 3 | Haruo Kuriyama | Maruishi Pharmaceutical Co. | 1 |
| 3 | Hiroshi Hotta | Dai-Ichi Kogyo Seiyaku Co. | 1 |
| 3 | Shunjiro Imagawa | Murata Manufacturing Co. | 1 |
| 3 | Masayasu Kamada | Matsui Shikiso Chemical Co. | 1 |
| 3 | Tanekazu Nadai | Shimadzu | 1 |
| 3 | Syotaro Oka | Shimadzu | 1 |
| 3 | Masayuki Toshiyasu | Mitsubishi Electric | 1 |
| 3 | Takami Yamamoto | Murata Manufacturing Co. | 1 |
| 3 | Akio Tsuchiya | Dainippon Screen Mfg. Co. | 1 |