Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Yanlong Zhao
Gansu
CN
2 patents
2 Patents
US12546441
2026
Fan Gearbox Oil Replacement Device and Method for Using the Same
Huaneng Jiuquan Wind Power Co., Ltd
0 cites
USD1074177
2025
Holster
0 cites