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 |
---|---|---|
intercom system for collective housing | 8 | 2015 |
nurse call system | 7 | 2014 |
multiple dwelling house interphone system | 6 | 2016 |
collective housing/building entrance device and entryphone system having that collective… 🛈 | 6 | 2015 |
interphone | 5 | 2012 |
doorphone system | 5 | 2007 |
interphone | 4 | 2012 |
electrical lock device | 3 | 2007 |
access control device for e.g. unlocking electrical latch of outer door of apartment bui… 🛈 | 3 | 2007 |
intercom system | 2 | 2012 |