Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9719238 | Operating device for flush water tank device | Masaaki Momoe, Masateru Shiraishi, Hiroshi Suminaka | 2017-08-01 |
| 9689155 | Flush water volume regulator, flush water tank apparatus comprising said flush water volume regulator, and flush toilet comprising said flush water tank | Koki SHINOHARA, Hideki Tanimoto, Jing Chen, Masateru Shiraishi | 2017-06-27 |