Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1075901 | Electronic calculator | Shunsuke Oka, Susumu Kamiya | 2025-05-20 |
| D1075902 | Electronic calculator | Shunsuke Oka, Susumu Kamiya | 2025-05-20 |
| D1056038 | Electronic calculator | Shunsuke Oka, Susumu Kamiya | 2024-12-31 |