Longmont, CO, United States of America

Charles I Ravenelle

This inventor holds 1 USPTO granted patent. Top assignee: International Business Machines Corporation. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles I Ravenelle. Retrieved from https://idiyas.com/inventor/charles-i-ravenelle

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 = 3.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: The Innovations of Charles I Ravenelle

Introduction

Charles I Ravenelle is an accomplished inventor based in Longmont, Colorado. He is known for his significant contributions to the field of electrophotographic imaging. With a focus on enhancing laser printing technology, Ravenelle has made strides that have impacted the industry.

Latest Patents

Ravenelle holds a patent for a "Layered electrophotographic imaging element, apparatus and method." This invention involves a laser printer that utilizes a gallium arsenide laser and a photoconductor sensitive to the output wave energy of such a laser. The photoconductor features an ordered layering system that includes a polycarbonate polymer adhesive layer, a charge generating layer containing CDB or TMB, a second charge generating layer containing OHSQ, and a top-located charge transport layer. This innovative design enhances the efficiency and quality of laser printing.

Career Highlights

Ravenelle is associated with International Business Machines Corporation, commonly known as IBM. His work at IBM has allowed him to collaborate with other talented professionals in the field. His dedication to innovation has led to advancements in imaging technology.

Collaborations

Throughout his career, Ravenelle has worked alongside notable colleagues such as Larry D Bowden and Albert H Miyashita. These collaborations have fostered an environment of creativity and innovation, contributing to the development of cutting-edge technologies.

Conclusion

Charles I Ravenelle's contributions to the field of electrophotographic imaging have made a lasting impact on laser printing technology. His innovative patent and collaborations with esteemed colleagues highlight his role as a significant inventor in the industry.

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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