Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4928612 | Automatic sewing machine exclusively used for sewing zipper on workpiece | Tohru Hiramatsu, Kazuya Tami | 1990-05-29 |
| 4892049 | Automatic sewing machine exclusively used for sewing zipper on workpiece | Tohru Hiramatsu, Kazuya Tami | 1990-01-09 |
| 4854251 | Automatic sewing machine exclusively used for sewing zipper on workpiece | Tohru Hiramatsu, Kazuya Tami | 1989-08-08 |
| 4848255 | Automatic sewing machine exclusively used for sewing zipper on workpiece | Tohru Hiramatsu, Kazuya Tami | 1989-07-18 |
| 4848256 | Workpiece detector for a sewing machine | — | 1989-07-18 |
| 4538533 | Workpiece holding-down device for a sewing machine | Hideo Yasui | 1985-09-03 |