Hua Yu
27Patents
9h-index
25Co-inventors
75Inventor score
Filing activity: Oct 10, 1996 → Aug 18, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6013711A | Hydrophilic polysiloxane compositions | Chemistry; Metallurgy | 64 | Expired |
| US8163675B2 | Emulsifier based on polyamines and fatty acid/maleic anhydride | Chemistry; Metallurgy | 27 | Active |
| USD898889S1 | Air purifier | General | 24 | Active |
| US5728858A | Activation of copper-silicon slurries for the direct synthesis of trialkoxysilanes | Chemistry; Metallurgy | 22 | Expired |
| US5783720A | Surface-active additives in the direct synthesis of trialkoxysilanes | Chemistry; Metallurgy | 19 | Expired |
| USD943076S1 | Air purifier | General | 17 | Active |
| USD947339S1 | Air purifier | General | 17 | Active |
| USD942605S1 | Air purifier | General | 13 | Active |
| USD964534S1 | Air purifier | General | 10 | Active |
| US6090965A | Removal of dissolved silicates from alcohol-silicon direct synthesis solvents | Chemistry; Metallurgy | 9 | Expired |
| USD942602S1 | Air humidifying device | General | 9 | Active |
| US6756077B2 | Water repellent textile finishes and method of making | Chemistry; Metallurgy | 6 | Expired |
| USD979028S1 | Air purifier | General | 5 | Active |
| US7087100B2 | Preparation of nanosized copper and copper compounds | Chemistry; Metallurgy | 5 | Expired |
| US6103847A | Siloxane-polyether copolymers with unsaturated functionalities, and process for making them | Chemistry; Metallurgy | 4 | Expired |
| US6649692B2 | Organopolysiloxane composition, emulsion-forming concentrates and aqueous emulsions formed therefrom and use of the emulsions in the treatment of textiles | Textiles; Paper | 4 | Expired |
| US7858818B2 | Nanosized copper catalyst precursors for the direct synthesis of trialkoxysilanes | Performing Operations; Transporting | 2 | Active |
| US8765644B2 | Polyamide emulsifier based on polyamines and fatty acid/carboxylic acid for oil based drilling fluid applications | Chemistry; Metallurgy | 2 | Active |
| US11362617B2 | Self-generating smart glass | Emerging Cross-Sectional Technologies | 0 | Active |
| US12201111B2 | Glyphosate formulations containing amidoalkylamine surfactants | Human Necessities | 0 | Active |
| USD855241S1 | Table lamp | General | 0 | Active |
| US11452289B2 | Glyphosate formulations containing amidoalkylamine surfactants | Human Necessities | 0 | Active |
| US8513449B2 | Nanosized copper catalyst precursors for the direct synthesis of trialkoxysilanes | Performing Operations; Transporting | 0 | Active |
| US9511013B2 | Herbal composition for skin-whitening and anti-skin-aging, method of preparation and the use thereof | Human Necessities | 0 | Active |
| USRE39650E1 | Surface-active additives in the direct synthesis of trialkoxysilanes | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.