Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11859324 | Driving clutch device for a sewing machine | — | 2024-01-02 |
| 11414799 | Feed-dog stabilizing mechanism for a sewing machine | — | 2022-08-16 |
| 11008687 | Positioning device for an ally movable tongue seat | — | 2021-05-18 |
| 10801142 | Positioning structure for an eccentrically movable tongue seat | — | 2020-10-13 |
| 10801143 | Knee operated lifting mechanism for a presser foot of a sewing machine | — | 2020-10-13 |
| 10801144 | Hollow pipe joint structure for a sewing machine | — | 2020-10-13 |
| 10767293 | Sewing-thread pre-stress device for a sewing machine | — | 2020-09-08 |
| 10260186 | Cutting device for a sewing machine | — | 2019-04-16 |
| 9540751 | Sewing machine with a threading and air supply selecting device | — | 2017-01-10 |
| 9506174 | Differential feeding mechanism for a sewing machine | — | 2016-11-29 |
| 9382650 | Cutting device for a sewing machine | — | 2016-07-05 |
| 9200394 | Guiding structure for a cloth feeding mechanism | — | 2015-12-01 |
| 9150992 | Sewing machine with a drive-selection device capable of positioning an upper thread wiper when in a non-drive position | — | 2015-10-06 |
| 9016219 | Tension release device for compensating mechanical error of a tension device for a sewing machine | — | 2015-04-28 |
| 8979375 | Universal bearing | — | 2015-03-17 |
| D719985 | Sewing machine | — | 2014-12-23 |
| 8893632 | Thread hooking device for a hemming device of a sewing machine | — | 2014-11-25 |
| 8763545 | Method and device for controlling sewing patterns of a sewing machine | — | 2014-07-01 |
| 8701577 | Sewing machine with an adjusting structure capable of controlling a swing center of a swing arm | — | 2014-04-22 |
| 8651037 | Drive structure for driving an upper thread wiper of a sewing machine | — | 2014-02-18 |
| 8297212 | Travel beginning/end adjusting positioning structure for a sewing machine motor drive mechanism | — | 2012-10-30 |
| 8151721 | Thread tensioning device for a sewing machine | — | 2012-04-10 |
| 8042086 | Method and apparatus for verifying integrated circuit design using a constrained random test bench | — | 2011-10-18 |
| 7647877 | Thread take-up lever for a sewing machine | — | 2010-01-19 |
| 7617786 | Pressure adjustment structure for a presser foot of a sewing machine | — | 2009-11-17 |