Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12351962 | Sewing machine | Tatsuya Ogawa, Takahiro Higa, Kuniaki Sato, Hajime Nakayama | 2025-07-08 |
| 12276057 | Sewing machine | Tatsuya Ogawa, Takahiro Higa, Kuniaki Sato, Hajime Nakayama | 2025-04-15 |
| 12258694 | Sewing machine | Tatsuya Ogawa, Kuniaki Sato, Hajime Nakayama | 2025-03-25 |