Weiming Qiu
38Patents
7h-index
57Co-inventors
72Inventor score
Filing activity: Feb 5, 1996 → Jan 12, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6133389A | Amorphous tetrafluoroethylene-hexafluoropropylene copolymers | Chemistry; Metallurgy | 41 | Expired |
| US5637663A | Amorphous tetrafluoroethylene-hexafluoropropylene copolymers | Chemistry; Metallurgy | 34 | Expired |
| US6984604B2 | Supported bis(phosphorus) ligands and their use in the catalysis | Performing Operations; Transporting | 34 | Expired |
| US6486280B1 | Amorphous tetrafluoroethylene-hexafluoropropylene copolymers | Chemistry; Metallurgy | 25 | Expired |
| US6077979A | Manufacture of 3,3',5,5'-tetramethyl-2,2'-biphenol | Chemistry; Metallurgy | 9 | Expired |
| US6376705B1 | Manufacture of 3,3,4,4-tetrahydroperfluoroalkanoates | Chemistry; Metallurgy | 8 | Expired |
| US6054615A | Fluorinated quaternary ammonium salts | Chemistry; Metallurgy | 8 | Expired |
| US7638650B2 | Fluoroalkyl surfactants | Chemistry; Metallurgy | 6 | Active |
| US7078575B1 | Processes for preparing high purity polycyclic fluoroalkanes | Chemistry; Metallurgy | 5 | Expired |
| US11066626B2 | Amphiphilic polysaccharide derivatives and compositions comprising same | Chemistry; Metallurgy | 5 | Active |
| US7071365B2 | 3-alkylated-5,5′,6,6′, 7, 7′, 8, 8′—octahydro-2, 2′-binaphthols and 3, 3′-dialkylated- 5, 5′, 6, 6′, 7, 7′, 8, 8′-octahydro—2, 2′-binaphthols and processes for making | Chemistry; Metallurgy | 5 | Expired |
| US7438995B2 | Use of partially fluorinated polymers in applications requiring transparency in the ultraviolet and vacuum ultraviolet | Physics | 4 | Expired |
| US11028187B2 | Detergent compositions | Chemistry; Metallurgy | 3 | Active |
| US11584901B2 | Amphiphilic polysaccharide derivatives and compositions comprising same | Chemistry; Metallurgy | 3 | Active |
| US7435528B2 | Processes and devices using polycyclic fluoroalkanes in vacuum and deep ultraviolet applications | Physics | 2 | Active |
| US8128711B2 | Fluoropolymer compositions and treated substrates | Emerging Cross-Sectional Technologies | 1 | Active |
| US7301059B2 | Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives | Chemistry; Metallurgy | 1 | Active |
| US11905495B2 | Treatment compositions comprising cationic poly alpha-1,6-glucan ethers | Chemistry; Metallurgy | 1 | Active |
| US8049040B2 | Ethylene-tetrafluoroethylene phosphate composition | Chemistry; Metallurgy | 1 | Active |
| US7531689B2 | Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives | Chemistry; Metallurgy | 1 | Active |
| US7754838B2 | Poly(meth)acrylamides and poly(meth)acrylates containing fluorinated amide | Emerging Cross-Sectional Technologies | 1 | Active |
| US7084314B1 | Polycyclic fluoroalkanes | Chemistry; Metallurgy | 0 | Expired |
| US8628682B2 | Compositions comprising a fluorosurfactant and a hydrotrope | Chemistry; Metallurgy | 0 | Active |
| US7022457B2 | Photoresists with hydroxylated, photoacid-cleavable groups | Emerging Cross-Sectional Technologies | 0 | Expired |
| US10614964B2 | Multi-solvent perovskite composition | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.