Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Huilin Guan
Guangdong
CN
1 patent
2 Patents
US12400787
2025
Waterproof Transformer Coil Structure and Manufacturing Method Thereof
HAIHONG ELECTRIC CO., Ltd.
0 cites
US12183506
2024
Winding Method for Foil Coil
HAIHONG ELECTRIC CO., Ltd.
0 cites