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For the Inventor, By the Inventor

Elstree, United Kingdom

Silixa Limited


USPTO Granted Patents = 41

% Expired Patents = 7.3



Trademarks = 2

Forward Citations = 277

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25 inventors (with patents filed for the assignee):

goldMedal Mahmoud Farhadiroushan (37 out of 46 patents)

silverMedal Tom Richard Parker (33 out of 42 patents)

bronzeMedal Sergey Shatalin (19 out of 22 patents)

4.  Daniel Finfer (16 out of 16 patents)

5.  Veronique Mahue (9 out of 9 patents)

6.  Dmitry Strusevich (4 out of 4 patents)

7.  Roy Lester Kutlik (4 out of 6 patents)

8.  Craig Milne (3 out of 3 patents)

9.  Huping Luo (2 out of 46 patents)

10.  Julian Dajczgewand (2 out of 2 patents)

11.  Mohammad Amir (2 out of 2 patents)

12.  Brian Frankey (2 out of 2 patents)

13.  Mladen Todorov (2 out of 2 patents)

14.  Kjetil Johannessen (2 out of 15 patents)

15.  Yousif Kamil (2 out of 2 patents)


Core Competencies:
Fracture Detection
Optical Fiber Sensing
Distributed Acoustic Sensor
Seismic Surveying
Flow Monitoring
Downhole Object Location
Acoustic Illumination
Industrial Process Monitoring
Structure Monitoring
Optical Sensor
Cable Orientation
Flexible Substrate

41 patents:

1. 12461267 - Fracture detection using distributed optical fiber sensing (2025-11-04),
2. 12399040 - Long range optical fiber sensing systems (2025-08-26),
3. 12306365 - Wireline optical fiber sensing (2025-05-20),
4. 12287235 - Method and apparatus for optical sensing (2025-04-29),
5. 11802789 - Method and apparatus for optical sensing (2023-10-31),
6. 11796703 - Method and system for downhole object location and orientation determination (2023-10-24),
7. 11768179 - Multi-phase flow-monitoring with an optical fiber distributed acoustic sensor (2023-09-26),
8. 11719560 - Method and apparatus for optical sensing (2023-08-08),
9. 11656204 - Structure monitoring (2023-05-23),
10. 11467007 - Method and apparatus for optical sensing (2022-10-11),
11. 11125909 - Enhanced seismic surveying (2021-09-21),
12. 11079269 - Method and apparatus for optical sensing (2021-08-03),
13. 11022467 - Method and apparatus for optical sensing (2021-06-01),
14. 10927667 - Acoustic illumination for flow-monitoring (2021-02-23),
15. 10883861 - Method and apparatus for optical sensing (2021-01-05),
Silixa Limited, based in Elstree, GB, specializes in advanced optical sensing technologies that enhance various applications in the energy and infrastructure sectors. The company focuses on fracture detection, distributed optical fiber sensing, and downhole object location, providing innovative solutions for multi-phase flow monitoring and seismic surveying. Silixa's expertise extends to acoustic illumination and structural monitoring, enabling clients to optimize operations and improve safety through real-time data acquisition and analysis.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Silixa Limited
41 Patents

#1 in Elstree

#431 in United Kingdom

#16,669 in the World

Elstree, GB
Elstree, United Kingdom

Silixa Limited

Forward Citations = 277

25 inventors:

goldMedal Mahmoud Farhadiroushan (37 out of 46 patents)

silverMedal Tom Richard Parker (33 out of 42 patents)

bronzeMedal Sergey Shatalin (19 out of 22 patents)

4.  Daniel Finfer (16 out of 16 patents)

5.  Veronique Mahue (9 out of 9 patents)

Please report any incorrect information to [email protected]
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