Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11661000 | Lever switch and automatic light control device | Yuji Imai | 2023-05-30 |
| D949121 | Mobile smartphone | Kouhei Okamoto, Nobuharu Masuyama, Eitaro Iwata | 2022-04-19 |
| 10843621 | Lever switch and automatic light control device | Yuji Imai | 2020-11-24 |