Showing 1–23 of 23 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kazuki Otsuka | Toto | 4 |
| 2 | Noriaki Hamaya | Shin-Etsu Chemical Co. | 3 |
| 2 | Yoshinori Ikeda | Canon | 3 |
| 2 | Daichi Yamaguchi | Ricoh Company | 3 |
| #5 | Yasushi Takai | Shin-Etsu Chemical Co. | 2 |
| #5 | Koki Uchida | Autonetworks Technologies | 2 |
| #5 | Yasuhiro Mitta | Nissin Chemical Industry Co. | 2 |
| #5 | Kazuki Tomokuni | Shin-Etsu Quartz Products Co. | 2 |
| #5 | Ryo Iwasaki | Ricoh Company | 2 |
| #10 | Yu Hamaguchi | Shin-Etsu Chemical Co. | 1 |
| #10 | Naofumi Shinya | Shin-Etsu Chemical Co. | 1 |
| #10 | Yoshinori Maki | Nippon Oil & Fats Co. | 1 |
| #10 | Norio Yamagata | Shin-Etsu Chemical Co. | 1 |
| #10 | Koichi Hirota | Shin-Etsu Chemical Co. | 1 |
| #10 | Toshihiro Tsumori | Shin-Etsu Chemical Co. | 1 |
| #10 | Takehisa Minowa | Shin-Etsu Chemical Co. | 1 |
| #10 | Mikio Yoshida | Sony | 1 |
| #10 | Yugo Taniguchi | Shin-Etsu Chemical Co. | 1 |
| #10 | Mio Sakai | Nissin Chemical Industry Co. | 1 |
| #10 | Akihiro Yoshinari | Shin-Etsu Chemical Co. | 1 |
| #10 | Hiroki Iida | Shin-Etsu Chemical Co. | 1 |
| #10 | Hajime Nakano | Shin-Etsu Chemical Co. | 1 |
| #10 | Yudai Susuki | Nissin Chemical Industry Co. | 1 |