Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kazuki Tanaka | Toyota | 4 |
| 2 | Chikara Takata | Panasonic | 3 |
| 3 | Tomoaki Morita | Toto | 2 |
| 3 | Naoya Takai | Kabushiki Kaisha Toshiba | 2 |
| 3 | Takahiro Hino | Sumitomo Chemical | 2 |
| #6 | Hirotsugu AGATSUMA | Toto | 1 |
| #6 | Shinji Nunotani | Kabushiki Kaisha Toshiba | 1 |
| #6 | Yo Morotomi | Toto | 1 |
| #6 | Toshihiro Aoshima | Toto | 1 |
| #6 | Yasuhiko Akaike | Kabushiki Kaisha Toshiba | 1 |
| #6 | Satoshi HAKOZAKI | Toto | 1 |
| #6 | Satoshi KANEYUKI | Toto | 1 |
| #6 | Toshihide Osanai | Kabushiki Kaisha Toshiba | 1 |
| #6 | Junichi Iwasawa | Toto | 1 |
| #6 | Kiyoshi Toko | Unknown | 1 |
| #6 | Sho KONDO | Toto | 1 |