Yaowu Ma

United States of America

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Total IP 3
Total IP Rank # 515,592
IP Activity Score 1.1/5.0    3
IP Activity Rank # 345,610

Patents

Trademarks
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Last Patent 2021 - Keys and locks
First Patent 2020 - Key and lock set

Latest Inventions, Goods, Services

2021 Invention Keys and locks. A key and lock set for a vehicle includes: a vehicle lock set with both vehicle d...
2020 Invention Electrical connector structure adapted for vehicle cigarette lighter device. An electrical connec...
Invention Key and lock set. A key and lock set include: an electronic key without a built-in a power source...