Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Takahashi | Ricoh Company | 32 |
| 2 | Naoki Yasuda | Kabushiki Kaisha Toshiba | 11 |
| 2 | Yoshihiro Yamaguchi | Kabushiki Kaisha Toshiba | 11 |
| #4 | Shuichi Obayashi | Kabushiki Kaisha Toshiba | 5 |
| #4 | Kaoru Maeda | Ricoh Company | 5 |
| #4 | Haruo Oba | Sony | 5 |
| #7 | Xiaofeng Han | Ricoh Company | 3 |
| #7 | Hideyuki Igawa | Takeda Pharmaceutical Company Limited | 3 |
| #9 | Yasuro Shobatake | Kabushiki Kaisha Toshiba | 2 |
| #9 | Takayuki Iida | Fujifilm | 2 |
| #9 | Xiao Ling | Fujifilm | 2 |
| #12 | Hiroaki Hyuga | Fujitsu Limited | 1 |
| #12 | Yoichi Ueda | Sony | 1 |
| #12 | Koichiro Sagawa | Ajinomoto Co. | 1 |
| #12 | Qiwei He | Henkel Ag & Co. Kgaa | 1 |
| #12 | Bo Liu | — | 1 |
| #12 | Wataru Karino | Terumo Kabushiki Kaisha | 1 |
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