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Southampton, United Kingdom

Spi Lasers UK Limited

USPTO Granted Patents = 22

% Expired Patents = 13.6

CIPO Patents = 5

EPO Patents = 15

Trademarks = 2

Forward Citations = 140

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30 inventors (with patents filed for the assignee):

Malcolm Paul Varnham (7 out of 24 patents)

Mikhail Nickolaos Zervas (6 out of 10 patents)

Michael Kevan Durkin (6 out of 13 patents)

4. Paul William Turner (5 out of 7 patents)

5. Lars Johan Albinsson Nilsson (5 out of 8 patents)

6. Anatoly Borisovich Grudinin (4 out of 38 patents)

7. Dave Neil Payne (4 out of 5 patents)

8. Michael Nickolaos Zervas (4 out of 11 patents)

9. Morten Ibsen (4 out of 14 patents)

10. Fabio Ghiringhelli (3 out of 3 patents)

11. David Neil Payne (3 out of 32 patents)

12. Iain Botheroyd (2 out of 6 patents)

13. Stephen Keen (2 out of 4 patents)

14. Paul Martin Harrison (2 out of 3 patents)

15. Mikhail Nicholaos Zervas (2 out of 4 patents)

22 patents: Sort by Forward Citations

1. 11050209 - Apparatus and method for optical isolation (2021-06-29),

2. 10931075 - Apparatus and method for optical isolation (2021-02-23),

3. 10668565 - Apparatus and method for overlap laser welding (2020-06-02),

4. 10641961 - Optical fibre and optical fibre device (2020-05-05),

5. 10511141 - Apparatus and method for providing optical radiation (2019-12-17),

6. 9897759 - Apparatus for combining optical radiation (2018-02-20),

7. 9620925 - Fiber optical laser combiner (2017-04-11),

8. 9533370 - Method for laser marking an anodized metal surface with a desired colour (2017-01-03),

9. 9233434 - Method of and material processing apparatus for optimising the focus of a fibre laser; method of measuring changes in the focus of a fibre laser (2016-01-12),

10. 9138826 - Method for laser marking a metal surface with a desired colour (2015-09-22),

11. 8743454 - Multi-fibre arrangement for high power fibre lasers and amplifiers (2014-06-03),

12. 8520306 - Apparatus for combining laser radiation (2013-08-27),

13. 8270070 - Multi-fibre arrangement for high power fibre lasers and amplifiers (2012-09-18),

14. 7936796 - Apparatus for providing optical radiation (2011-05-03),

15. 7660034 - Multi-fibre arrangement for high power fibre lasers and amplifiers (2010-02-09),

Spi Lasers UK Limited, based in Southampton, specializes in the development and manufacturing of high-performance fiber lasers. The company focuses on providing innovative laser solutions for a variety of applications, including materials processing, medical technology, and scientific research. With a commitment to advancing laser technology, Spi Lasers plays a significant role in enhancing precision and efficiency across multiple industries, contributing to the evolution of laser applications globally.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

22 Patents

#5 in Southampton

#813 in United Kingdom

#28,749 in the World

Southampton, United Kingdom

Spi Lasers UK Limited

Forward Citations = 140

30 inventors:

Malcolm Paul Varnham (7 out of 24 patents)

Mikhail Nickolaos Zervas (6 out of 10 patents)

Michael Kevan Durkin (6 out of 13 patents)

4. Paul William Turner (5 out of 7 patents)

5. Lars Johan Albinsson Nilsson (5 out of 8 patents)

Please report any incorrect information to [email protected]

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