Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11191399 | Toilet seat | Takeshi Hayashida, Nobuhiko Umeda, Takeshi Inada, Minoru Sato | 2021-12-07 |
| 11033159 | Toilet seat | Takeshi Hayashida, Nobuhiko Umeda, Takeshi Inada, Minoru Sato | 2021-06-15 |