Hove, United Kingdom

Ian Marshall

This inventor holds 2 USPTO granted patents. Top assignee: Virtuality IP Limited. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ian Marshall. Retrieved from https://idiyas.com/inventor/ian-marshall-f2l77xsi

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 2

Forward Citations = 33(Granted Patents)


Company Filing History:


Years Active: 1998

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2 patents (USPTO):Explore Patents

Title: Ian Marshall: Innovator in Optical Systems

Introduction

Ian Marshall is a notable inventor based in Hove, GB. He has made significant contributions to the field of optical systems, particularly in the development of head-mounted display technologies. With a total of 2 patents to his name, Marshall continues to push the boundaries of innovation in virtual reality applications.

Latest Patents

One of Ian Marshall's latest patents is a binocular vision system of a head-mounted display unit. This optical system comprises three lenses concentrically housed in a frame, which is aligned with a screen displaying a televisual image of a virtual reality application. The compact and high-power lenses allow the viewer's eye, when positioned correctly, to have a wide field of view of the magnified virtual image on the screen. To train the user's eye along the optical axis of the system, the lenses vignette the image on the screen when the eye is not closely aligned with the axis. By utilizing plastics molding for one or more of the lenses in a truncated form, injection points of the mold can be positioned adjacent to the truncated side faces. This design permits a balanced and generally free flow of material through the mold cavity, resulting in minimal optical stresses in the finished lens.

Another significant patent by Marshall is related to head-mounted display optics. This innovation further enhances the user experience in virtual reality environments, showcasing his commitment to advancing technology in this area.

Career Highlights

Ian Marshall is currently associated with Virtuality IP Limited, where he applies his expertise in optical systems. His work at the company reflects his dedication to developing cutting-edge technologies that enhance virtual reality experiences.

Collaborations

Marshall collaborates with Richard Holmes, contributing to the innovative projects at Virtuality IP Limited. Their partnership exemplifies the collaborative spirit that drives advancements in technology.

Conclusion

Ian Marshall's contributions to optical systems and head-mounted display technologies highlight his role as a leading inventor in the field. His innovative patents and ongoing work at Virtuality IP Limited continue to shape the future of virtual reality applications.

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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