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For the Inventor, By the Inventor

Shannon, Ireland

Mincon International Limited

USPTO Granted Patents = 17

% Expired Patents = 17.6



Trademarks = 2

Forward Citations = 3

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7 inventors (with patents filed for the assignee):

goldMedal Joseph Purcell (10 out of 14 patents)

silverMedal Markku Keskiniva (6 out of 6 patents)

bronzeMedal John Kosovich (3 out of 3 patents)

4.  Ben Sexton (2 out of 2 patents)

5.  Ciaran Purcell (1 out of 1 patent)

6.  Hongbin Wang (1 out of 1 patent)

7.  Keskiniva Markku (1 out of 1 patent)

8.  Simon Duck (1 out of 1 patent)

9.  Carl Blundell (1 out of 1 patent)

10.  Tony Wang (0 patent)

11.  Keskiniva Markku (0 patent)

12.  Jospeh Purcell (0 patent)


17 patents:

1. 12680386 - Hybrid hydraulic down-the-hole hammer (2026-07-14),
2. 12662880 - Hydraulic down-the-hole hammer and subsea pile (2026-06-23),
3. 12644338 - Drill bit assembly for reverse circulation hammer (2026-06-02),
4. 12252937 - Drilling device with fluid column resonator (2025-03-18),
5. 12146387 - Flapper valve for percussion drill tools (2024-11-19),
6. 12123260 - Drill bit assembly for fluid-operated percussion drill tools (2024-10-22),
7. 12024950 - Flushing and connection arrangements for percussion drill tools (2024-07-02),
8. 11739593 - Drill bit assembly for percussion drill tools (2023-08-29),
9. 11725456 - Hydraulic down-the-hole hammer and subsea pile (2023-08-15),
10. 11680446 - Valve piloting arrangements for hydraulic percussion devices (2023-06-20),
11. 11236549 - Drill bit with detachable bit head (2022-02-01),
12. 11111729 - Multi-indenter hammer drill bits and method of fabricating (2021-09-07),
13. 10876359 - Multi-accumulator arrangement for hydraulic percussion mechanism (2020-12-29),
14. 10808476 - Drill rod for percussion drill tool (2020-10-20),
15. 9103165 - Down-the-hole hammer (2015-08-11),
Company Overview
Mincon International Limited is a leading provider of drilling solutions, specializing in the design and manufacture of high-quality drilling equipment and tools. The company focuses on sectors such as mining, construction, and geothermal energy, delivering innovative products that enhance operational efficiency and safety. With a strong presence in global markets, Mincon is committed to advancing drilling technology through continuous research and development, ensuring that its offerings meet the evolving needs of its diverse clientele.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

17 Patents

#1 in Shannon

#132 in Ireland

#35,948 in the World

Shannon, IE
Shannon, Ireland

Mincon International Limited

Forward Citations = 3

7 inventors:

goldMedal Joseph Purcell (10 out of 14 patents)

silverMedal Markku Keskiniva (6 out of 6 patents)

bronzeMedal John Kosovich (3 out of 3 patents)

4.  Ben Sexton (2 out of 2 patents)

5.  Ciaran Purcell (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Mincon International Limited. Retrieved from https://idiyas.com/company/mincon-international

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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