Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hisashi Ishikawa | Canon | 5 |
| 2 | Hideaki Yamagata | Ricoh Company | 4 |
| 3 | Takaaki Endo | Canon | 3 |
| #4 | Yasuhisa Kayaba | Mitsui Chemicals | 2 |
| #5 | Sen Hirayama | Casio Computer Co. | 1 |
| #5 | Isaku Yamahata | Intel | 1 |
| #5 | Hiroki Yoshinaga | IBM | 1 |
| #5 | Taro Sekiyama | IBM | 1 |
| #5 | Yoshihiro Takeda | Konica Minolta | 1 |