Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10435876 | Bubble generator and flush toilet | Hirokazu SHIMASAKI, Masato WAKABAYASHI, Shuhei HAIDA, Koji Shimizu | 2019-10-08 |
| 10435877 | Flush toilet and bubble generation unit | Hirokazu SHIMASAKI, Masato WAKABAYASHI, Shuhei HAIDA, Koji Shimizu | 2019-10-08 |
| 10392790 | Flush toilet | Reo SEIKE, Kazuya YASHIMA, Takamasa INA, Yousuke BAN | 2019-08-27 |
| 9702130 | Toilet flush tank | Naokazu Onishi, Ken Higuchi, Yuji Saito, Kojiro Watari | 2017-07-11 |