Beijing
China
5
2025-04-24
The entities that hold a legal rights for patent applications filed by inventor GAO Shumin:
Shumin GAO from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
BLOWER DEVICE AND RESPIRATOR INCLUDING BLOWER DEVICE
#2 | 2023-11-02Blower device and respirator including blower device
#3 | 2021-07-15BLOWER DEVICE AND RESPIRATOR INCLUDING BLOWER DEVICE
#4 | 2020-02-13Blower device and respirator including blower device
#5 | 2016-10-27Blower device and respirator including blower device
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