Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroyuki Kozuru | Konica | 20 |
| 2 | Takeo Okumura | Kao Soap Co. | 17 |
| 3 | Arata Shimozawa | Citizen Electronics Co. | 7 |
| #4 | Koga Isao | Chisso | 1 |
| #4 | Chuji Nagasaka | Janome Sewing Machine Industry Co. | 1 |
| #4 | Eizou Amano | — | 1 |
| #4 | Daigo Hirata | Olympus | 1 |
| #4 | Shougo Kamiya | Konica Minolta | 1 |