Elkhart, IN, United States of America

David J Ledden

This inventor holds 3 USPTO granted patents and 13 published patent applications, plus 1 CIPO patent and 16 EPO patents. Top assignees: Siemens Healthcare Diagnostics Gmbh, Miles Inc.. Active years: 1989-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David J Ledden. Retrieved from https://idiyas.com/inventor/david-j-ledden-aia3r67x

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

USPTO Granted Patents = 3 

% Patents Active = 100.0


 

Average Co-Inventor Count = 2.8

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1989-2025

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3 patents (USPTO):Explore Patents

Title: David J Ledden: Innovator in Hemolysis Detection and Immunoassay Technologies

Introduction

David J Ledden is a notable inventor based in Elkhart, IN (US). He has made significant contributions to the field of medical diagnostics, particularly in blood testing and immunoassay technologies. With a total of 3 patents to his name, Ledden's work has the potential to enhance the accuracy and efficiency of medical testing.

Latest Patents

One of Ledden's latest patents is the "Tangent flow hemolysis detection blood testing device." This innovative assembly, device, and method focus on improving the injection of a patient's liquid test sample into a reaction vessel. The device features a plug that creates an airtight seal, facilitating the active injection of the sample, which is crucial for accurate testing results.

Another significant patent is the "Luminescent oxygen channeling immunoassay utilizing three antibodies and methods of production and use thereof." This chemiluminescent detection system includes kits and microfluidic devices, providing advanced methods for utilizing the system in various applications.

Career Highlights

Throughout his career, David J Ledden has worked with prominent companies in the healthcare sector. He has been associated with Siemens Healthcare Diagnostics GmbH and Miles Inc., where he contributed to the development of innovative diagnostic solutions. His experience in these organizations has played a vital role in shaping his inventive pursuits.

Collaborations

Ledden has collaborated with notable professionals in his field, including Dwight E Schroedter and Jay Li. These collaborations have likely enriched his work and contributed to the success of his inventions.

Conclusion

David J Ledden's contributions to medical diagnostics through his patents and collaborations highlight his role as an influential inventor. His innovative approaches to blood testing and immunoassay technologies continue to pave the way for advancements in healthcare.

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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