Humble, TX, United States of America

Charles R Muren

This inventor holds 1 USPTO granted patent. Top assignee: Smith International, Inc.. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles R Muren. Retrieved from https://idiyas.com/inventor/charles-r-muren

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 = 4.0

ph-index = 1

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 1995

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Charles R. Muren

Introduction

Charles R. Muren is a notable inventor based in Humble, Texas. He has made significant contributions to the field of drilling technology, particularly with his innovative designs that enhance drilling efficiency. His work has been recognized within the industry, and he is associated with Smith International, Inc.

Latest Patents

Muren holds a patent for a core cutting rock bit. This roller cone drill bit is designed to leave a substantial formation core with a diameter ranging from 10% to 25% of the bit gauge diameter. The design incorporates normal size bearings, cone shell thickness, and cutter protrusion, allowing the use of standard drilling weights and RPM. This innovation leads to a significant increase in drilling rates. When drilling through abrasive formations, ultra-hard cutting teeth are utilized in the cone apex to maintain the core diameter.

Career Highlights

Throughout his career, Muren has demonstrated a commitment to advancing drilling technology. His patent reflects his ability to address challenges faced in the field, particularly in maintaining core integrity while improving drilling efficiency. His work has contributed to the success of Smith International, Inc., where he continues to innovate.

Collaborations

Muren has worked alongside talented individuals such as Roger P. Johns and Gary Ray Portwood. Their collaborative efforts have furthered advancements in drilling technology and have contributed to the success of their projects.

Conclusion

Charles R. Muren's contributions to drilling technology through his innovative core cutting rock bit patent exemplify his expertise and dedication to the field. His work continues to influence the industry and improve drilling practices.

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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