Half Moon Bay, CA, United States of America

William F Stewart

This inventor holds 2 USPTO granted patents. Top assignee: Rack on Inc.. Active years: 2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William F Stewart. Retrieved from https://idiyas.com/inventor/william-f-stewart

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


% Patents Active = 50.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2018

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of William F. Stewart

Introduction

William F. Stewart is a notable inventor based in Half Moon Bay, California. He has made significant contributions to the field of ergonomic design and laboratory equipment. With a total of 2 patents to his name, Stewart continues to push the boundaries of innovation in his industry.

Latest Patents

One of Stewart's latest inventions is a customizable stackable rack for vials and test tubes. This ergonomic design allows for the retention of multiple vials or tubes containing fluids in either inclined or vertical upright positions. The rack features a mechanism for variable incline angles, lid/cap receptacles positioned strategically for convenience, and compartments for temperature control. Additionally, it includes rack-to-rack pin-to-hole locators for easy stackability and transportation. The design also incorporates color-coding for workflow assistance and a transparent front panel for verification of reagent labels. Furthermore, the rack cover has rows of circular indentations that can be used as shallow reaction dishes for various chemical assays.

Career Highlights

Stewart is currently associated with Rack On Inc., where he applies his innovative ideas to develop practical solutions for laboratory needs. His work has garnered attention for its focus on user-friendly designs that enhance efficiency in laboratory settings.

Collaborations

Stewart collaborates with Johanna Kantor, who is also a key figure in the development of their innovative products. Their teamwork exemplifies the synergy that can lead to groundbreaking inventions.

Conclusion

William F. Stewart's contributions to the field of ergonomic laboratory equipment demonstrate his commitment to innovation and practicality. His inventions not only improve the functionality of laboratory tools but also enhance the overall user experience.

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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