Informational and analytical studying patent documentation shows the patenting situation either in general in a specific technological area or the patent activity of innovation entities, taking temporal dynamics and the territorial basis into account. Patent-information investigation was carried out in order to get acquainted with the level of photogrammetry technology development and determine its current application areas. Statistical and intellectual patent document text analysis was the basis for relevant data array grouped in 8680 patent families’ creation. The prepared report contains a graphical display of selected patent documents array, related to research topic, analytical and statistical processing. The level of inventive activity was assessed; the world patenting dynamics and location in this technical field were considered. The main groups on the International Patent Classification, as well as the main technological directions, where technical solutions related to the object of study to be patented, are identified. Information on the leading applicants/ patent holders in this technical field is provided; the list of the most cited patent documents is considered.
A Study of the trend and direction of keyboard instrument technology for education using patent information
