Salt Lake City, UT, United States of America

Robert F Keller

This inventor holds 2 USPTO granted patents. Top assignee: Hercules Corporation. Active years: 1994-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert F Keller. Retrieved from https://idiyas.com/inventor/robert-f-keller-v4yu7tay

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 = 3.4

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1994-1995

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2 patents (USPTO):Explore Patents

Title: The Innovations of Robert F. Keller

Introduction

Robert F. Keller is a notable inventor based in Salt Lake City, UT (US). He has made significant contributions to the field of propellant technology, holding 2 patents that showcase his innovative approach to binder systems and high-energy propellant formulations.

Latest Patents

Keller's latest patents include a "Binder system for crosslinked double base propellant." This invention provides an improved crosslinked double base propellant composition with a binder system based on nitrocellulose (NC) and a polyester or polyether polyol. The weight ratio of NC to polyol ranges from about 0.03/1 to about 0.8/1. The binder crosslinking agents are diisocyanates, with a specific ratio of NCO groups to combined OH groups. Additionally, Keller has developed a "High energy propellant formulation," which features a binder with a cellulose acetate butyrate to polyethylene glycol ratio of about 0.01 to 0.03 on a weight basis.

Career Highlights

Keller has built a successful career at Hercules Corporation, where he has been able to apply his expertise in propellant technology. His work has contributed to advancements in the field, particularly in the development of high-performance propellants.

Collaborations

Throughout his career, Keller has collaborated with notable colleagues, including James H. Godsey and James L. Jacox. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Robert F. Keller's contributions to propellant technology through his innovative patents highlight his expertise and dedication to advancing the field. His work continues to influence the development of high-energy propellants and binder 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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