Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D944369 | Toilet seat unit with private parts-cleaning device | Daisuke Matsumoto, Takumi Masuda | 2022-02-22 |
| D936616 | Remote controller for toilet equipment | Sho Horinoe | 2021-11-23 |
| D826387 | Toilet seat with bidet | Takumi Masuda, Daisuke Matsumoto | 2018-08-21 |
| D704317 | Toilet seat | Masaki Shinozaki, Yoshihiko Ando | 2014-05-06 |