Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10602892 | Toilet seat and cover apparatus | Sachiko Niwano, Yuji Yoshioka | 2020-03-31 |
| 7900293 | Shower bathing apparatus | Minoru Sato, Yutaka Aihara, Tomohisa Kato, Minami Okamoto | 2011-03-08 |