Emeryville, CA, United States of America

James G O'Carroll

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Lumatech, Inc.. Active years: 1991-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James G O'Carroll. Retrieved from https://idiyas.com/inventor/james-g-o-carroll

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 16(Granted Patents)


Location History:

  • Emeryville, CA (US) (1991)
  • Mill Valley, CA (US) (1997)

Company Filing History:


Years Active: 1991-1997

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2 patents (USPTO):Explore Patents

Title: Innovations by James G O'Carroll

Introduction

James G O'Carroll is an accomplished inventor based in Emeryville, CA (US). He has made significant contributions to the field of lighting technology, holding a total of 2 patents. His work focuses on enhancing the functionality and efficiency of fluorescent lamp adapters.

Latest Patents

One of his latest patents is the "Fluorescent lamp adapter with shell form ballast." This invention features a shell form ballast designed with rounded corners, allowing it to fit seamlessly inside a ballast housing for use with a fluorescent light bulb adapter. The design meets both long-term life and power requirements while addressing spatial constraints in recessed incandescent lighting fixtures. The rounded outer corners ensure a snug fit, minimizing gap growth within the housing.

Another notable patent is the "Mechanism for locking a fluorescent lamp adaptor." This mechanism allows for the secure attachment of a fluorescent lamp adaptor to a standard incandescent screw-in lamp socket. It utilizes a base member with a wall portion that includes an aperture. A male screw-in element is confined to the base member, enabling it to rotate freely. A tool is used to engage the threaded male screw-in element with the socket, facilitating easy insertion and removal of the lamp adaptor.

Career Highlights

James G O'Carroll is currently employed at Lumatech, Inc., where he continues to innovate in the lighting industry. His work has significantly impacted the design and functionality of lighting solutions, making them more efficient and user-friendly.

Collaborations

James collaborates with Bruce A Pelton, contributing to the development of advanced lighting technologies. Their partnership has fostered innovation and creativity in their projects.

Conclusion

James G O'Carroll is a notable inventor whose work in fluorescent lamp technology has led to practical solutions that enhance lighting efficiency. His contributions continue to shape the future of lighting design.

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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