Hidayat Husain
33Patents
19h-index
30Co-inventors
77Inventor score
Filing activity: Nov 22, 1999 → Feb 27, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6375848B1 | Water filtration using immersed membranes | Emerging Cross-Sectional Technologies | 112 | Expired |
| US6361695B1 | Shipboard wastewater treatment system | Emerging Cross-Sectional Technologies | 103 | Expired |
| US6645374B2 | Membrane module for gas transfer and membrane supported biofilm process | Emerging Cross-Sectional Technologies | 98 | Expired |
| US6406629B1 | Biological process for removing phosphorous involving a membrane filter | Emerging Cross-Sectional Technologies | 93 | Expired |
| US6485645B1 | Biological process for removing phosphorus involving a membrane filter | Emerging Cross-Sectional Technologies | 91 | Expired |
| US6863817B2 | Membrane bioreactor, process and aerator | Emerging Cross-Sectional Technologies | 74 | Expired |
| US6814861B2 | Ultrafiltration and microfiltration module and system | Performing Operations; Transporting | 74 | Expired |
| US7169295B2 | Supported biofilm apparatus and process | Emerging Cross-Sectional Technologies | 55 | Expired |
| US7118672B2 | Membrane supported bioreactor for municipal and industrial wastewater treatment | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6616843B1 | Submerged membrane bioreactor for treatment of nitrogen containing water | Emerging Cross-Sectional Technologies | 49 | Expired |
| US7070695B2 | Ultrafiltration and microfiltration module and system | Performing Operations; Transporting | 47 | Expired |
| US6589426B1 | Ultrafiltration and microfiltration module and system | Performing Operations; Transporting | 45 | Expired |
| US6558549B2 | Membrane module for gas transfer and membrane supported biofilm process | Emerging Cross-Sectional Technologies | 41 | Expired |
| US7175763B2 | Membrane supported biofilm process for autotrophic reduction | Emerging Cross-Sectional Technologies | 37 | Expired |
| US7300571B2 | Supported biofilm apparatus | Emerging Cross-Sectional Technologies | 37 | Expired |
| US7303677B2 | Supported biofilm process | Emerging Cross-Sectional Technologies | 37 | Expired |
| US7303676B2 | Supported biofilm apparatus and process | Emerging Cross-Sectional Technologies | 37 | Expired |
| US7294259B2 | Membrane module for gas transfer | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6814868B2 | Process for reducing concentrations of hair, trash, or fibrous materials, in a waste water treatment system | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6908547B2 | Membrane module for gas transfer and membrane supported biofilm process | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7790034B2 | Apparatus and method for treating FGD blowdown or similar liquids | Emerging Cross-Sectional Technologies | 15 | Active |
| US7699985B2 | Process for providing oxygen to a liquid | Emerging Cross-Sectional Technologies | 12 | Active |
| US7550087B2 | Apparatus and method for treating FGD blowdown or similar liquids | Emerging Cross-Sectional Technologies | 11 | Active |
| US6702944B2 | Multi-stage filtration and softening module and reduced scaling operation | Chemistry; Metallurgy | 11 | Expired |
| US8772015B2 | Biofilter media to remove odour causing compounds from waste gas streams | Emerging Cross-Sectional Technologies | 8 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.