Harbin
China
2
2025-12-18
The entities that hold a legal rights for patent applications filed by inventor LI Rumin:
Rumin LI from Harbin, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
DOUBLE-LAYER FUNCTIONALIZED HOLLOW FIBER MEMBRANE AND PREPARATION METHOD THEREOF
#2 | 2023-10-26Polyacrylonitrile-based membrane for uranium-extraction-from-seawater-seawater desalination cogeneration and its preparation method thereof
5887401 ⎘