Liu; Tsai-Chen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liu; Tsai-Chen.The latest application filed is for "heading machine".
- Liu; Tsai-Chen - Lugang Township TW
| Patent | Date |
|---|---|
| Heading machine for forming a head of a lace Grant 10,427,205 - Liu October 1, 2 | 2019-10-01 |
| Heading Machine App 20190091755 - Liu; Tsai-Chen | 2019-03-28 |
| Lace Structure App 20180220742 - Liu; Tsai-Chen | 2018-08-09 |
| Shoelace structure Grant 9,955,754 - Liu May 1, 2 | 2018-05-01 |
| Woven fabric Grant D808,177 - Liu January 23, 2 | 2018-01-23 |
| Shoelace Structure App 20170251763 - Liu; Tsai-Chen | 2017-09-07 |
| Rope belt knitting machine Grant 9,631,302 - Liu April 25, 2 | 2017-04-25 |
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