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 |
---|---|---|
safety device for elevator | 15 | 2008 |
elevator safety device | 14 | 2008 |
position detection device for movable magnet type linear motor | 13 | 2009 |
method and device for managing/controlling group of elevators | 12 | 2008 |
closing acknowledgement device for elevator | 11 | 2012 |
magnet movable linear motor | 10 | 2008 |
target floor registration device and target reserving and guiding system | 8 | 2010 |
elevating machine control apparatus | 7 | 2005 |
elevator group management system | 7 | 2013 |
doorway device for elevator | 6 | 2011 |