Jin-Chen Chuang
Taiwan, Province of China
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| Total IP | 2 |
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| Total IP Rank # | 762,232 |
| IP Activity Score | 0/5.0 0 |
| IP Activity Rank # | 1,783,175 |
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| Last Patent | 2015 - Exercise device for situp | |||||||||||||||
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| First Patent | 2013 - Exercise device for situp | |||||||||||||||
Latest Inventions, Goods, Services
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