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 |
---|---|---|
water purification apparatus and method for using pressure filter and pore control fiber… 🛈 | 13 | 2009 |
apparatus for positioning a sinking tunnel section | 11 | 2007 |
method for constructing precast coping for bridge | 6 | 2009 |
method for sorting combustible waste from construction waste | 6 | 2010 |
device for revaporizing natural gas | 5 | 2010 |
method and apparatus for improving heat transfer and reaction efficiency of gas hydrate … 🛈 | 5 | 2011 |
apparatus for storing gas hydrate pellets | 5 | 2013 |
apparatus for revaporizing gas hydrate pellets | 5 | 2013 |
fire-resistant concrete with high impact resistance | 4 | 2009 |
apparatus for molding gas hydrate pellets | 4 | 2013 |