Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Takahashi | Ricoh Company | 18 |
| 2 | Yoshihiro Yamaguchi | Kabushiki Kaisha Toshiba | 8 |
| 3 | Bo Liu | — | 5 |
| 3 | Masayuki Ono | Panasonic | 5 |
| #5 | Naoki Yasuda | Kabushiki Kaisha Toshiba | 4 |
| #6 | Xiaofeng Han | Ricoh Company | 3 |
| #6 | Yoichi Ueda | Sony | 3 |
| #8 | Junichi Kanai | Sony | 2 |
| #9 | Wataru Karino | Terumo Kabushiki Kaisha | 1 |
| #9 | Hideyuki Igawa | Takeda Pharmaceutical Company Limited | 1 |
| #9 | Qiwei He | Henkel Ag & Co. Kgaa | 1 |
| #9 | Kaoru Maeda | Ricoh Company | 1 |
| #9 | Yuichi Takamiya | Ricoh Company | 1 |
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