Dover, NH, United States of America

John S Logan, Jr

This inventor holds 2 USPTO granted patents. Top assignee: At&t Bell Laboratories. Active years: 1984-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John S Logan, Jr. Retrieved from https://idiyas.com/inventor/john-s-logan-jr

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 = 5.0

ph-index = 2

Forward Citations = 27(Granted Patents)


Company Filing History:


Years Active: 1984-1985

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2 patents (USPTO):Explore Patents

Title: The Innovations of John S. Logan, Jr.

Introduction

John S. Logan, Jr. is a notable inventor based in Dover, NH (US). He has made significant contributions to the field of optical fiber technology, holding 2 patents that showcase his innovative spirit and technical expertise.

Latest Patents

Logan's latest patents include an "Optical fiber cable including a strain equalizing adhesive." This invention discloses an undersea communications cable containing optical fibers, designed to ensure that fiber optical loss characteristics vary only slightly with changes in tensile strain in the cable. Another significant patent is the "Method for fabricating an optical fiber cable," which details a method for creating an undersea communications cable that maintains consistent fiber optical loss characteristics despite changes in strain. This method involves bonding the cable core, containing the optical fibers, to a layer of steel wire to prevent creep between the two materials.

Career Highlights

Logan has worked at AT&T Bell Laboratories, a prestigious institution known for its groundbreaking research and development in telecommunications. His work has contributed to advancements in optical fiber technology, which is crucial for modern communication systems.

Collaborations

Some of his notable coworkers include Don A. Hadfield and Alfred G. Richardson, who have also made significant contributions to the field.

Conclusion

John S. Logan, Jr. is a distinguished inventor whose work in optical fiber technology has had a lasting impact on the telecommunications industry. His innovative patents and contributions continue to influence the development of undersea communications systems.

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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