Dong Hua
8Patents
2h-index
5Co-inventors
40Inventor score
Filing activity: Dec 19, 1997 → Oct 14, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD410328S | Umbrella handle with rotatable-head flashlight | General | 10 | Expired |
| US9352976B2 | Methods for preparing trimanganese tetroxide with low bet specific surface area, methods for controlling particle size of trimanganese tetroxide and trimanganese tetroxide product | Emerging Cross-Sectional Technologies | 3 | Active |
| US8747802B2 | Method for preparing manganese sulfate monohydrate | Chemistry; Metallurgy | 1 | Active |
| US9163328B2 | Methods for preparing trimanganese tetroxide with low BET specific surface area, methods for controlling particle size of trimanganese tetroxide and trimanganese tetroxide product | Emerging Cross-Sectional Technologies | 1 | Active |
| US8221834B2 | Titania composite and preparing method thereof | Emerging Cross-Sectional Technologies | 1 | Active |
| US9018119B2 | Method for preparing manganese sulfate monohydrate by desulfurizing fume with middle-low grade manganese dioxide ore | Performing Operations; Transporting | 0 | Active |
| US8480997B2 | Method for preparing manganese sulfate monohydrate | Chemistry; Metallurgy | 0 | Active |
| US9327995B2 | Method for preparing barium titanate | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.