Sheffield, United Kingdom

Phase Focus Limited


USPTO Granted Patents = 19

% Expired Patents = 15.8


Trademarks = 1

Forward Citations = 110

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9 inventors (with patents filed for the assignee):

goldMedal Andrew Maiden (14 out of 15 patents)

silverMedal Martin James Humphry (7 out of 7 patents)

bronzeMedal Kevin Langley (4 out of 4 patents)

4.  James Russell (4 out of 4 patents)

5.  John Marius Rodenburg (3 out of 3 patents)

6.  Paul Christopher Roberts (1 out of 45 patents)

7.  Fucai Zhang (1 out of 1 patent)

8.  Helen Mary Louise Faulkner (1 out of 1 patent)

9.  Matthew Stagg (1 out of 1 patent)

10.  Kevin Robert Langley (0 patent)

11.  Andrew Michael Maiden (0 patent)


19 patents:

Phase Focus Limited, based in Sheffield, specializes in advanced imaging technologies that enhance the visualization of biological samples and materials. The company focuses on developing innovative solutions that leverage phase retrieval techniques, enabling high-resolution imaging without the need for traditional lenses. Their technology finds applications across various sectors, including life sciences and materials research, contributing to advancements in microscopy and diagnostics. With a commitment to pushing the boundaries of imaging science, Phase Focus is positioned at the forefront of optical innovation.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

19 Patents

#9 in Sheffield

#925 in United Kingdom

#32,592 in the World

Sheffield, GB
Sheffield, United Kingdom
Forward Citations = 110

9 inventors:

Please report any incorrect information to [email protected]
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