Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186975 | Flush water tank apparatus and flush toilet apparatus comprising flush water tank apparatus | Hidekazu Kitaura, Nobuhiro Hayashi, Akihiro Shimuta | 2021-11-30 |
| 10934992 | Hydraulic generator, spouting apparatus, and method for manufacturing hydraulic generator | Nobuhiro Hayashi, Naoyuki Onodera | 2021-03-02 |