Machesney Park, IL, United States of America

Charles L Gentry

This inventor holds 1 USPTO granted patent. Top assignee: Greenlee Textron Inc.. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles L Gentry. Retrieved from https://idiyas.com/inventor/charles-l-gentry

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 = 21(Granted Patents)


Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: Charles L. Gentry: Innovator in Spiral Drill Bit Technology

Introduction

Charles L. Gentry is a notable inventor based in Machesney Park, IL (US). He has made significant contributions to the field of drilling technology, particularly with his innovative designs for drill bits. His work has led to advancements that improve efficiency and reduce production costs.

Latest Patents

Gentry holds a patent for a spiral drill bit and method of forming the same. This invention features a main body that provides first and second helical grooves, along with first and second flutes extending along the length of the main body. The design includes cutting segments positioned between the helical groove segments. The method for forming the spiral drill bit involves turning the helical groove segments onto a round stock, providing both axial and initial diametral clearances. A grinding process is then utilized to create a radial clearance and a final diametral clearance. This innovative approach reduces the amount of grinding required, leading to lower production costs and shorter manufacturing times. Gentry's patent is a testament to his ingenuity, as he has successfully developed a tool that meets diverse drilling needs.

Career Highlights

Gentry is associated with Greenlee Textron Inc., a company known for its high-quality tools and equipment. His role at the company has allowed him to apply his inventive skills in a practical setting, contributing to the development of advanced drilling solutions.

Collaborations

Gentry has worked alongside William F. Nordlin, a fellow innovator in the field. Their collaboration has likely fostered an environment of creativity and innovation, leading to further advancements in drilling technology.

Conclusion

Charles L. Gentry's contributions to the field of drilling technology, particularly through his patented spiral drill bit, highlight his role as an influential inventor. His work not only enhances the efficiency of drilling operations but also exemplifies the spirit of innovation in engineering.

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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