Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10081936 | Flush toilet apparatus and drive unit for same | Mayu Okubo | 2018-09-25 |
| 10017929 | Discharge valve apparatus, flush water tank apparatus, and flush toilet | Koki SHINOHARA, Hideki Tanimoto, Mayu Okubo, Makoto Abe, Yukinori Kubozono | 2018-07-10 |