Plymouth, MA, United States of America

Robert L Andrews

This inventor holds 2 USPTO granted patents. Top assignee: Hyer Industries, Inc.. Active years: 1993-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert L Andrews. Retrieved from https://idiyas.com/inventor/robert-l-andrews

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 = 1.3

ph-index = 2

Forward Citations = 35(Granted Patents)


Company Filing History:


Years Active: 1993-1994

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Robert L. Andrews

Introduction

Robert L. Andrews is a notable inventor based in Plymouth, MA (US), recognized for his contributions to the field of material handling technology. With a total of two patents to his name, Andrews has made significant advancements that enhance the efficiency of dry material feeding systems.

Latest Patents

Andrews' latest patents include a "Screw Feeder with Progressively Decreasing Screw Confinement" and a "Volumetric Dry Material Feeder." The screw feeder is designed for particulate solids and features a trough section with a tapered aperture that allows for effective material flow. The screw chamber houses a feed screw that connects to an agitator chamber, which draws material away from the transition region. The volumetric dry material feeder consists of a movable wall hopper that utilizes a flexible diaphragm sheet to isolate and manage the material effectively. This innovative design incorporates thrust plates that create varying movements to enhance material handling.

Career Highlights

Andrews is currently associated with Hyer Industries, Inc., where he applies his expertise in developing advanced feeding systems. His work has contributed to the company's reputation for innovation in material handling solutions.

Collaborations

Andrews collaborates with Edward A. Packard, leveraging their combined expertise to push the boundaries of technology in their field.

Conclusion

Robert L. Andrews stands out as an influential inventor whose work in material handling technology continues to impact the industry positively. His patents reflect a commitment to innovation and efficiency, making him a valuable asset to Hyer Industries, Inc.

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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