Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186975 | Flush water tank apparatus and flush toilet apparatus comprising flush water tank apparatus | Hidekazu Kitaura, Nobuhiro Hayashi, Masahiro Kuroishi | 2021-11-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186975 | Flush water tank apparatus and flush toilet apparatus comprising flush water tank apparatus | Hidekazu Kitaura, Nobuhiro Hayashi, Masahiro Kuroishi | 2021-11-30 |