The report contains ten-year analysis with the following sections
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Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
process for producing regenerated water and system for producing regenerated water | 17 | 2009 |
wastewater treatment device, wastewater treatment method, wastewater treatment system, c… 🛈 | 16 | 2012 |
method and device for removing biological nitrogen and support therefor | 15 | 2008 |
sludge condensing machine | 14 | 2012 |
fluidized-bed incinerator and method of fluidized-bed incineration of sludge with the sa… 🛈 | 13 | 2007 |
filtration system | 13 | 2011 |
membrane-separation active sludge system to be located outside tank | 12 | 2008 |
method of reutilizing wastewater | 11 | 2006 |
transverse-mounted membrane filtration apparatus | 11 | 2012 |
process for producing recycled water | 10 | 2008 |