Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11155966 | Hydrolytic sheet and method for manufacturing hydrolytic sheet | Shinpei Mukoyama | 2021-10-26 |
| 10925443 | Household tissue paper and hydrolysable sheet | Shinya Izumi, Asako TANAKA, Atsuko Hasezawa, Shinpei Mukoyama | 2021-02-23 |