Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8925472 | Gas carrying threading device of sewing machine | Masato Ishikawa | 2015-01-06 |
| 8857354 | Gas carrying threading device of sewing machine | Masato Ishikawa, Mitsuru Satou | 2014-10-14 |
| 8661997 | Method and sewing machine for forming single-thread locked handstitches | Tohru Sakuma | 2014-03-04 |
| 7891307 | Method and sewing machine for forming single-thread locked handstitches | Tohru Sakuma | 2011-02-22 |
| 7490567 | Seam puckering preventing shuttle device of sewing machine | — | 2009-02-17 |
| 6264099 | Packaging carton | Akira Moriya | 2001-07-24 |
| 6101961 | Thread feeding apparatus for sewing machine | — | 2000-08-15 |
| 6098555 | Chain-off forming apparatus for cover stitch sewing machines | — | 2000-08-08 |
| 5934211 | Thread feeding apparatus for sewing machine | — | 1999-08-10 |
| 5546878 | Looper drive mechanism for sewing machine | — | 1996-08-20 |
| 5471941 | Incrementally rotatable thread feeding device for sewing machines | — | 1995-12-05 |
| 5327841 | Threading machine of a sewing machine and a threading method | — | 1994-07-12 |
| 5301622 | Looper for sewing machine | — | 1994-04-12 |
| 5299516 | Looper drive mechanism of a sewing machine | — | 1994-04-05 |
| 5289789 | Knife drive mechanism of sewing machine | — | 1994-03-01 |
| 5216970 | Mode changer with stitch length, width, and thread tension adjustments | — | 1993-06-08 |
| 5067422 | Buttonhole sewing machine | — | 1991-11-26 |
| 4903619 | Buttonhole sewing machine | — | 1990-02-27 |
| 4727817 | Buttonhole sewing machine | — | 1988-03-01 |
| D289768 | Buttonhole sewing machine | — | 1987-05-12 |