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For the Inventor, By the Inventor

Slough, United Kingdom

John Crane UK Limited

Calculating rank
USPTO Granted Patents = 40

% Expired Patents = 5.0


Trademarks = 3

Forward Citations = 277

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40 inventors (with patents filed for the assignee):

goldMedal Ian Martyn Goldswain (12 out of 12 patents)

silverMedal Raphael Rouillon (7 out of 7 patents)

bronzeMedal Klaus-Dieter Meck (7 out of 7 patents)

4.  Kanza Amanullah (4 out of 4 patents)

5.  Amrat Parmar (4 out of 4 patents)

6.  David Unsworth (4 out of 4 patents)

7.  Joseph L Savio (3 out of 6 patents)

8.  Oliver Daniel Hurtig (3 out of 3 patents)

9.  Nicholas Derek Quarmby (3 out of 4 patents)

10.  Inderpal Singh Sihra (3 out of 3 patents)

11.  Anthony C Back (3 out of 5 patents)

12.  Bhikhubhai Chhanabhai Patel (2 out of 2 patents)

13.  Isaac Lopez Higuera (2 out of 2 patents)

14.  Aidan James Nicholls (2 out of 2 patents)

15.  Martin W Hignett (2 out of 2 patents)


Core Competencies:
Remote Methane Detector
Dry Gas Seal
Mechanical Seal
Condition Monitoring
Reduced Emission Seal
Separation Seal
Pumping Seal
Sensor Technology
Predictive Diagnostics
Containment Seal
Failure Detection
Seal Assemblies

40 patents:

1. 12455206 - Remote methane detector (2025-10-28),
2. 12305720 - Coupling members that join first and second rotary members (2025-05-20),
3. 11892368 - Condition monitoring apparatus (2024-02-06),
4. 11885417 - Radial separation seal (2024-01-30),
5. 11873830 - Dry gas seal including oil repellant surface (2024-01-16),
6. 11870320 - Pumping seal for rotating machines (2024-01-09),
7. 11841865 - Database management system and associated methods (2023-12-12),
8. 11815491 - Mechanical seal with sensor (2023-11-14),
9. 11796064 - Reduced emission gas seal (2023-10-24),
10. 11719670 - Systems and methods for predictive diagnostics for mechanical systems (2023-08-08),
11. 11692556 - Containment or separation seal (2023-07-04),
12. 11506217 - Porous carbon containment or separation seal (2022-11-22),
13. 11396883 - Reduced emission gas seal (2022-07-26),
14. 11280761 - Mechanical seal with sensor (2022-03-22),
15. 11231396 - Mechanical seal with sensor (2022-01-25),
Company Overview
John Crane UK Limited, based in Slough, specializes in advanced sealing technologies and solutions for various industrial applications. The company focuses on developing innovative products such as mechanical seals, dry gas seals, and containment seals, which are essential for enhancing operational efficiency and reducing emissions. Their expertise extends to remote methane detection and condition monitoring, providing predictive diagnostics that support proactive maintenance and environmental compliance across multiple sectors.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

40 Patents

#7 in Slough

#443 in United Kingdom

#17,098 in the World

Slough, GB
Slough, United Kingdom

John Crane UK Limited

Forward Citations = 277

40 inventors:

goldMedal Ian Martyn Goldswain (12 out of 12 patents)

silverMedal Raphael Rouillon (7 out of 7 patents)

bronzeMedal Klaus-Dieter Meck (7 out of 7 patents)

4.  Kanza Amanullah (4 out of 4 patents)

5.  Amrat Parmar (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: John Crane UK Limited. Retrieved from https://idiyas.com/company/john-crane-uk

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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