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 |
---|---|---|
optical semiconductor illumination device | 16 | 2012 |
ac led lighting apparatus using voltage edge detector | 15 | 2013 |
optical semiconductor lighting device | 14 | 2012 |
optical semiconductor lighting apparatus | 14 | 2010 |
optical semiconductor-based lighting apparatus | 14 | 2011 |
heat sink and led illuminating apparatus comprising the same | 14 | 2012 |
optical semiconductor-based tube type lighting apparatus | 13 | 2011 |
optical semiconductor lighting device | 12 | 2011 |
optical semiconductor lighting device | 11 | 2011 |
optical semiconductor based illuminating apparatus | 10 | 2011 |