Chandler, AZ, United States of America

Dean T Pierce

This inventor holds 1 USPTO granted patent. Top assignee: Central Mine Equipment. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dean T Pierce. Retrieved from https://idiyas.com/inventor/dean-t-pierce

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 = 2.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Dean T. Pierce: Innovator in Drilling Technology

Introduction

Dean T. Pierce is a notable inventor based in Chandler, AZ (US). He has made significant contributions to the field of drilling technology, particularly with his innovative designs that enhance operational efficiency.

Latest Patents

Dean T. Pierce holds a patent for a "Side Feed Water Swivel." This invention is designed for a hollow drill string and includes a spindle that connects to a rotary table of a drill rig. The swivel features a receiving section with smooth cylindrical bearing surfaces and water-receiving passages that lead to an axial passage. The design allows for easy maintenance, as the housing can be inverted and remounted to engage new sealing surfaces when the original ones wear out. This innovative approach improves the longevity and functionality of drilling equipment.

Career Highlights

Dean T. Pierce is associated with Central Mine Equipment, where he has applied his expertise in drilling technology. His work has contributed to advancements in the efficiency and effectiveness of drilling operations.

Collaborations

Dean has collaborated with Charles L. Rassieur, working together to enhance drilling technologies and improve operational practices within their field.

Conclusion

Dean T. Pierce's contributions to drilling technology through his innovative patent demonstrate his commitment to improving industry standards. His work continues to influence the efficiency of drilling operations today.

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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