Tsai; Mao-Cheng
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsai; Mao-Cheng.The latest application filed is for "shoe attachment device".
- Tsai; Mao-Cheng - Shengang Shiang Taichung TW
- Tsai; Mao-Cheng - Taichung TW
| Patent | Date |
|---|---|
| Structure of ventilated shoe bottom Grant 6,751,890 - Tsai June 22, 2 | 2004-06-22 |
| Method of integrally forming shoe with multiple material Grant 6,689,300 - Chang February 10, 2 | 2004-02-10 |
| Method of manufacturing a hidden type shoe with a replaceable vamp Grant 6,640,373 - Tsai November 4, 2 | 2003-11-04 |
| Shoe attachment device App 20030145490 - Tsai, Mao-Cheng | 2003-08-07 |
| Method Of Manufacturing A Hidden Type Shoe With A Replaceable Vamp App 20030097722 - Tsai, Mao-Cheng | 2003-05-29 |
| Method for manufacturing integrated forming shoe inserts App 20030042648 - Tsai, Mao-Cheng | 2003-03-06 |
| Shoe with changeable styles App 20020174569 - Tsai, Mao-Cheng | 2002-11-28 |
| Shoe with replaceable vamp and insole Grant 6,442,870 - Tsai September 3, 2 | 2002-09-03 |
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