Warwickshire, United Kingdom

Stephen Keen

This inventor holds 4 USPTO granted patents and 4 EPO patents. Top assignees: Gsi Group Corporation, Spi Lasers UK Limited. Active years: 2010-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stephen Keen. Retrieved from https://idiyas.com/inventor/stephen-keen-2yc8lgtk

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

 

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 29(Granted Patents)


Location History:

  • Leamington Spa, GB (2010 - 2012)
  • Warwickshire, GB (2016 - 2017)

Company Filing History:


Years Active: 2010-2017

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4 patents (USPTO):Explore Patents

Title: The Innovations of Stephen Keen

Introduction

Stephen Keen is a notable inventor based in Warwickshire, GB. He has made significant contributions to the field of optical technology, holding a total of four patents. His work focuses on enhancing the functionality and efficiency of fiber laser systems.

Latest Patents

Among his latest patents is the Fiber Optical Laser Combiner. This invention comprises a bundle of input fibers spliced to an output fiber, which features a cladding and at least one high-index portion within the cladding. The high-index portion has a diameter that is substantially equal to or less than the outer diameter of the input fiber bundle at the splice point. Another significant patent is related to a method of and material processing apparatus for optimizing the focus of a fiber laser. This method involves positioning the output of a fiber laser relative to a workpiece, measuring back reflected radiation from the workpiece, and determining the optimum focus through iterative adjustments.

Career Highlights

Stephen Keen has worked with prominent companies in the industry, including GSI Group Corporation and SPI Lasers UK Limited. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in laser technology.

Collaborations

Some of his notable coworkers include Iain Botheroyd and Cheng Li. Their collaborative efforts have further propelled innovations in the field of fiber optics.

Conclusion

Stephen Keen's contributions to optical technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in fiber laser systems and material processing.

Profile summary based on public USPTO records.
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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