Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D874958 | Electric contact | Mika Nasu, Yoshihiko Otsuka | 2020-02-11 |
| D873684 | Electric contact | Mika Nasu, Yoshihiko Otsuka | 2020-01-28 |
| D873685 | Electric contact | Mika Nasu, Yoshihiko Otsuka | 2020-01-28 |
| D873686 | Electric contact | Mika Nasu, Yoshihiko Otsuka | 2020-01-28 |