EPO Patents = 5

Forward Citations = 8

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12 inventors (with patents filed for the assignee):

David Michael Pettigrew (5 out of 5 patents)

Peter Georg Laitenberger (4 out of 33 patents)

Steven Andrew Fowler (3 out of 3 patents)

4. Natascha Kappeler (2 out of 2 patents)

5. Rachel Anne McKendry (2 out of 2 patents)

6. Russell Keay (2 out of 2 patents)

7. Daren Joseph Caruana (2 out of 3 patents)

8. Gavin Lucius Troughton (2 out of 2 patents)

9. Bo Liu (2 out of 2 patents)

10. Neil Todd (1 out of 1 patent)

11. Stephen Bates (1 out of 1 patent)

12. Stuart P Hendry (1 out of 1 patent)

13. Rachel Anne Mckendry (0 patent)

14. Christopher Andrew Townsend (0 patent)

15. Benjamin Wicks (0 patent)

7 patents: Sort by Forward Citations

1. 10591496 - Analyte extraction apparatus and method (2020-03-17),

2. 10139291 - Sensor calibration method and apparatus (2018-11-27),

3. 9897619 - Analyte extraction apparatus and method (2018-02-20),

4. 9068997 - Analyte extraction apparatus and method (2015-06-30),

5. 9068996 - Analyte detection method (2015-06-30),

6. 8869585 - Methods of calibrating a sensor in a patient monitoring system (2014-10-28),

7. 8784641 - Method and apparatus for detecting a lipophilic analyte of interest in a sample (2014-07-22),

Company Overview

Sphere Medical Limited is a leading medical technology company that specializes in the development and commercialization of innovative monitoring and diagnostic devices for critical care settings. Their flagship product, Proxima, provides real-time monitoring of blood gases, electrolytes, and metabolites, enabling healthcare professionals to make informed clinical decisions quickly and accurately. With a focus on improving patient outcomes and reducing healthcare costs, Sphere Medical is dedicated to revolutionizing critical care through advanced technology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#169 in

#2,342 in United Kingdom

GB

Sphere Medical Limited

Forward Citations = 8

12 inventors:

David Michael Pettigrew (5 out of 5 patents)

Peter Georg Laitenberger (4 out of 33 patents)

Steven Andrew Fowler (3 out of 3 patents)

4. Natascha Kappeler (2 out of 2 patents)

5. Rachel Anne McKendry (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sphere Medical Limited. Retrieved from https://idiyas.com/company/sphere-medical

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]

5 patents (EPO):

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]