Jenison, MI, United States of America

Robert J Poortvliet

This inventor holds 6 USPTO granted patents. Top assignees: Allsteel Inc., White Consolidated Industries, Inc., Architectural Wall Systems, Inc.. Active years: 1987-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert J Poortvliet. Retrieved from https://idiyas.com/inventor/robert-j-poortvliet

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 = 2.3

ph-index = 6

Forward Citations = 346(Granted Patents)


Company Filing History:


Years Active: 1987-1996

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6 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Robert J Poortvliet

Introduction

Robert J Poortvliet is a notable inventor based in Jenison, MI (US), recognized for his innovative contributions to various industries. With a total of six patents to his name, Poortvliet has made significant advancements in product design and functionality.

Latest Patents

One of his latest inventions is a hand-operated actuator for a rotary storage cabinet. This rotary cabinet features a self-latching and positioning rotor, equipped with an improved latch mechanism. The latch is operated by a sliding hand actuator that is connected by links and levers to a latch member. To operate the device, the actuator is lifted to release the rotor, while an air cylinder retards the return of the actuator and latch member to the latched position. This design allows the rotor to be rotated to a desired position, enabling efficient storage and retrieval of materials from shelves on the rotor.

Career Highlights

Throughout his career, Poortvliet has worked with several prominent companies, including Allsteel Inc. and White Consolidated Industries, Inc. His experience in these organizations has contributed to his expertise in product development and innovation.

Collaborations

Poortvliet has collaborated with talented individuals such as Craig A Clark and Michael L Murphree, further enhancing his inventive capabilities and broadening his impact in the field.

Conclusion

Robert J Poortvliet's inventive spirit and dedication to innovation have led to the development of practical solutions that improve everyday products. His contributions continue to influence the industry and inspire future inventors.

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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