Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Assignees
CHONGQING YUHUA NEW MATERIALS TECHNOLOGY CO., Ltd.
2 patents in portfolio
US12345121
utility
2025
All-metal Dissolvable Ball Seat for Self-compensating Fracturing
0 cites
US12264552
utility
2025
All-metal Bridge Plug with Self-contained Ball Adapted to Casings with Various Specifications
0 cites