A total of 3,622 patents were granted across mining industry between May 2021 and July 2021, marking a 10.37% drop over the previous quarter (February 2021-April 2021), according to GlobalData Patents Database.

Patenting activity by top assignee

Out of 359 active assignees during the review quarter, POSCO registered a growth change of 90% with 222 patent grants, followed by JSC ArcelorMittal Temirtau with 26% (139), Kobe Steel with -31% (169), JFE Steel with -33% (263) and Hitachi Metals with -44% (139).

Patenting activity by top assignee
Activity by Document type
Activity Trend


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JSC ArcelorMittal Temirtau


Kobe Steel


JFE Steel


Hitachi Metals

Patenting activity across technology area by top assignee
Technology Applications


Alloys was the most active technology application with 289 patent grants, followed by Iron Manufacturing with 267 and Metal Coating with 134.

The least active IP protected technology applications include Electric Batteries and Non-Metals with 14 and nine patent grants, respectively.

Assignee highest and lowest growth rate

Henan Polytechnic University; Korea Zinc; and Mitsubishi Heavy Industries saw the leading growth rates of 700%; 500%; and 300%, respectively in patent grants during May-Jul 2021 compared with the previous three-month period, while Guizhou University saw the lowest growth rate of -83%.

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Patenting activity: Leading themes in the May-Jul 2021 quarter

Climate Change led the mining sector with 105 patents during the review quarter, followed by Vehicle lightweighting and Industrial Automation with 48 and 36 patents, respectively.




Patenting activity: Sub sector composition

In terms of sub-sector composition, Underground Equipment led IP protection with 1,109 patent grants during the review quarter, followed by Excavation & Loading with 372, Drilling & Blasting with 219, Longwall Mining Equipment with 167, and Mining with 92.




IP protection activity by region

China led IP protection activity with 2,063 grants and 1,609 new filings during the May-Jul 2021 quarter, followed by Korea (South) with 303 grants and 632 new filings.

Japan came in next with 346 grants and 355 new filings. The US and the European Patent Office stood next with 267 grants and 304 new filings; 170 grants and 239 new filings, respectively.

New entrants in May-Jul 2021

Anhui Institute of Information Technology, Wenzhou Vocational & Technical College, Xi’an University of Technology, Audi Hungaria Zrt and CCCC Second Highway Consultants are the five new entrants in the Mining industry with three, two, two, two and one patent filings, respectively during the May-Jul 2021 quarter.


GlobalData patents database covers bibliographic from all 100+ patenting authorities. All patents are tagged to 18+ industries and 300+ sub-sectors based on technology classification, keywords, and associated companies. They are also tagged to various industries themes (100+) and technology domains (1800+) of focus. Patents database further disambiguates assignee names (13m names) and associate corporate tree hierarchy in current/point in time ownerships (320k entities). GlobalData sources content directly from national patent offices on a weekly basis.

For generation of above insights, we have considered the 7,305 documents published during the period of May 2021 to July 2021. This data was tagged to 9 themes, 13 sectors, 364 assignees, 20,482 inventors and 45 countries.

Additional details on above insights are available on GlobalData’s suite of platforms or contact us directly for further engagement.

This report is based on Patent Publications and Performance Indicators Database, which is now available to power your own custom models and frameworks. For more details, click here.

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