Research and innovation in cybersecurity in the power industry operations and technologies sector has declined in the last year.

The most recent figures show that the number of patent applications in the industry stood at 49 in the three months ending November – down from 75 over the same period last year.

Figures for patent grants related to followed a similar pattern to filings – shrinking from 54 in the three months ending November last year to 46 this year.

The figures are compiled by GlobalData, which tracks patent filings and grants from official offices around the world. Using textual analysis, as well as official patent classifications, these patents are grouped into key thematic areas, and linked to key companies across various industries.

is one of the key areas tracked by GlobalData. It has been identified as being a key disruptive force facing companies in the coming years, and is one of the areas that companies investing resources in now are expected to reap rewards from. The figures also provide an insight into the largest innovators in the sector.

Siemens AG was the top cybersecurity innovator in the power industry operations and technologies sector in the last quarter. The company, which has its headquarters in Germany, filed 32 related patents in the three months ending November. That was down from 43 over the same period last year.

It was followed by the South Korea-based Korea Electric Power Corp with six patent applications, the US-based Honeywell International Inc (six applications), and the US-based 3M Co (four applications).