Tsai-Jiun Ren

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Tainan, TW

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Patents Grantslast 30 patents

Information Patent Grant
Applied control system of the power periphery of a health apparatus...
- Patent number 6,677,740
- Issue date Jan 13, 2004
- Tonic Fitness Technology, Inc.
- Tien-Chi Chen
- A63 - SPORTS GAMES AMUSEMENTS