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 |
---|---|---|
efficient soil sampler | 4 | 2014 |
linearity checking mechanism for drill rod | 3 | 2014 |
supporting leg structure for tube disassembly machine | 2 | 2014 |
superficial layer manual soil sampling sleeve structure for geological exploration | 2 | 2014 |
multipoint centralized soil sampler | 2 | 2014 |
counting type lead-out and storage device for drill stems | 2 | 2015 |
multi-point-concentrated electric soil sampling device | 2 | 2014 |
multi-point electric soil sampler | 2 | 2014 |
base structure of soil sampler | 2 | 2014 |
novel guiding-out and storing device for drill rods | 2 | 2015 |