This video shows the technology-trends filed under PCT by applicant’s nationality such as the American, Chinese, Japanese, Korean, and European in 28 countries of the EU from 1977 to 2018.

* Electrical engineering includes:
Electrical machinery, apparatus, energy;
Audio-visual technology;
Telecommunications;
Digital communication;
Basic communication processes;
Computer technology;
IT methods for management; and
Semiconductors

* Instruments includes:
Optics;
Measurement;
Analysis of biological materials;
Control; and
Medical technology

* Chemistry includes:
Organic fine chemistry;
Biotechnology;
Pharmaceuticals;
Macromolecular…

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