Beijing Qijiayiju Technololgy Co., Ltd.
China
| Total IP | 3 |
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| Total IP Rank # | 502,805 |
| IP Activity Score | 0/5.0 0 |
| IP Activity Rank # | 1,661,163 |
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| Last Patent | 2017 - Air valve capable of monitoring ... | |||||||||||||||
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| First Patent | 2016 - Air valve capable of monitoring ... | |||||||||||||||
Latest Inventions, Goods, Services
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