Cottage Grove, MN, United States of America

Richard M Pihl

This inventor holds 22 USPTO granted patents, primarily in Abrasive Brush Technology. Top assignee: 3M Innovative Properties Company. Active years: 1995-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Richard M Pihl. Retrieved from https://idiyas.com/inventor/richard-m-pihl

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 95.5

Average Co-Inventor Count = 3.8

ph-index = 13

Forward Citations = 610(Granted Patents)


Company Filing History:


Years Active: 1995-2006

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Areas of Expertise:
Abrasive Brush
Molded Abrasive Brush
Composite Abrasive Filaments
Abrasive-Filled Thermoplastic
Filaments
Printed Circuit Boards
Manufacturing Methods
Abrasive Brush Elements
Bristles
Thermoplastic Elastomer
Abrasive Articles
Abrasive Segments
22 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Richard M. Pihl

Introduction

Richard M. Pihl, a prominent inventor based in Cottage Grove, MN, has made significant contributions to the field of mechanical engineering and materials innovation. With a remarkable portfolio of 22 patents, Pihl's work has influenced various industries, particularly in the development of advanced brush technologies.

Latest Patents

Pihl’s latest patents showcase his innovative thinking and technical prowess. One notable invention is focused on abrasive brush elements and segments, which include a brush segment incorporating a center portion with inner and outer edges, as well as first and second side edges. This design features a plurality of bristles that extend outwardly from the outer edge, and an interlock arrangement on the inner edge that helps restrain rotation of adjacent elements in a brush assembly. Another recent patent involves the design of molded abrasive brushes specifically for the manufacture of printed circuit boards. These brush segments are crafted from a moldable polymer, yielding a flexible structure that extends the functionality and effectiveness of the abrasive elements.

Career Highlights

Pihl has had an impressive career with key positions in reputable companies such as Minnesota Mining and Manufacturing Company and 3M Innovative Properties Company. His work has culminated in numerous innovations that serve as essential tools in many manufacturing processes.

Collaborations

Throughout his career, Pihl has collaborated with talented individuals, including David E. Johnson and Loren L. Barber Jr. Working alongside these professionals has facilitated a dynamic exchange of ideas, further enhancing the impact of his inventions in the industry.

Conclusion

Richard M. Pihl represents the spirit of innovation through his extensive portfolio of patents and collaborative efforts within the field. His contributions continue to pave the way for advanced solutions and improvements in technology, cementing his legacy as a distinguished inventor in the realm of mechanical 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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