Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12383661 | Manual breast pump | Yukifumi Ochiai, Sumiko Kuroishi, Katsutoshi Takahashi | 2025-08-12 |
| 11168800 | Check-valve | Yukifumi Ochiai, Yuichiro Tanaka | 2021-11-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12383661 | Manual breast pump | Yukifumi Ochiai, Sumiko Kuroishi, Katsutoshi Takahashi | 2025-08-12 |
| 11168800 | Check-valve | Yukifumi Ochiai, Yuichiro Tanaka | 2021-11-09 |