Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11124955 | Flush toilet | Eiji Shiohara, Satoshi Takano, Hideyuki Nakatsu | 2021-09-21 |
| 10955644 | Zoom optical system, image pickup optical system, and image pickup apparatus using the same | Kazuteru Kawamura, Yasuharu Yamada, Toyoki Kon | 2021-03-23 |
| 10914963 | Macro lens and image pickup apparatus using the same | Akiko Miyake | 2021-02-09 |