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For the Inventor, By the Inventor

Plymouth, MN, United States of America

James R Leger

This inventor holds 8 USPTO granted patents. Top assignee: Regents of the University of Minnesota. Active years: 1995-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James R Leger. Retrieved from https://idiyas.com/inventor/james-r-leger-nx58nslt

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 6

Forward Citations = 141(Granted Patents)


Location History:

  • Plymouth, MN (US) (1995 - 2005)
  • Minneapolis, MN (US) (2021)

Company Filing History:

goldMedal8 out of 2,376 
 
Regents of the University of Minnesota
 patents

Years Active: 1995-2021

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8 patents (USPTO):Explore Patents
1. 11163168 - Managing electromagnetic field propagation in gradient-index media (2021-11-02),
2. 6934024 - Ellipsometry methods and apparatus using solid immersion tunneling (2005-08-23),
3. 6798511 - Imaging ellipsometry (2004-09-28),
4. 6693711 - Ellipsometer using radial symmetry (2004-02-17),
5. 5745511 - Phase grating and mode-selecting mirror for a laser (1998-04-28),
6. 5627847 - Distortion-compensated phase grating and mode-selecting mirror for a (1997-05-06),
7. 5592505 - Phase conjugating difractive elements and method (1997-01-07),
8. 5454004 - Phase grating and mode-selecting mirror for a laser (1995-09-26),

Title: James R. Leger: Innovator in Electromagnetic Field Management

Introduction

James R. Leger is a prominent inventor based in Plymouth, MN (US). He has made significant contributions to the field of electromagnetic field management, holding a total of 8 patents. His work focuses on advanced methods and systems that enhance the understanding and application of gradient-index media.

Latest Patents

Among his latest patents is a groundbreaking invention titled "Managing electromagnetic field propagation in gradient-index media." This patent outlines methods, systems, and apparatus, including computer programs encoded on a computer storage medium for managing beam shaping in gradient refractive index (GRIN) media. The method involves specifying a field evolution throughout a GRIN medium and generating a refractive index profile based on this specified field evolution. Additionally, diffraction effects are considered in solving for the refractive index profile, which can be two-dimensional (2D) or three-dimensional (3D). Another notable patent is related to "Ellipsometry methods and apparatus using solid immersion tunneling." This invention includes a solid immersion tunneling ellipsometer that facilitates optical tunneling, providing critical information for determining characteristics such as thickness and index of refraction of various samples.

Career Highlights

James R. Leger is affiliated with the Regents of the University of Minnesota, where he continues to contribute to research and innovation in his field. His work has garnered attention for its practical applications in various scientific and engineering domains.

Collaborations

Some of his notable coworkers include Qiwen Zhan and William Minster Kunkel, who have collaborated with him on various projects and research initiatives.

Conclusion

James R. Leger stands out as an influential inventor in the realm of electromagnetic field management, with a strong portfolio of patents that reflect his innovative spirit and dedication to advancing technology. His contributions continue to impact the scientific community and pave the way for future advancements.

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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