Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9476191 | Flush toilet apparatus | Hidekazu Kitaura, Tomohiro Iwabata, Yoshiki Ota, Takashi Yoshioka | 2016-10-25 |
| 9476193 | Flush toilet apparatus | Hidekazu Kitaura, Tomohiro Iwabata | 2016-10-25 |
| 9328495 | Flush toilet apparatus | Hidekazu Kitaura, Tomohiro Iwabata, Yoshiki Ota, Takashi Yoshioka | 2016-05-03 |