Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9702130 | Toilet flush tank | Kouji FUKUYA, Naokazu Onishi, Yuji Saito, Kojiro Watari | 2017-07-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9702130 | Toilet flush tank | Kouji FUKUYA, Naokazu Onishi, Yuji Saito, Kojiro Watari | 2017-07-11 |