Oakland City, IN, United States of America

John W Barnstead

This inventor holds 2 USPTO granted patents. Top assignee: Sun River Innovations, Ltd.. Active years: 1995-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John W Barnstead. Retrieved from https://idiyas.com/inventor/john-w-barnstead

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1995-1996

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2 patents (USPTO):Explore Patents

Title: John W. Barnstead and Waste-Fluid Treatment Innovation.

Introduction

John W. Barnstead is an inventor associated with Oakland City, Indiana, and Sun River Innovations, Ltd. His patent work includes technology for removing contaminants from waste fluids. The supplied information lists 2 patents.

Latest Patents

Barnstead’s listed patent, “Apparatus for Removing Contaminants from Waste Fluids,” describes a method and apparatus for treating a waste-fluid stream. The method contacts the stream with a promoter of hydroxyl radicals, guides it along a substantially tortuous path to increase the promoter’s dwell time and entrainment, and irradiates it with ultraviolet radiation. These steps are intended to support the removal of contaminants from the fluid.

Career Highlights

Barnstead’s listed invention focuses on combining chemical treatment, fluid-path design, and ultraviolet irradiation. The approach is directed toward waste-fluid treatment and contaminant removal.

Collaborations

The supplied information identifies Kenneth J. Rasche and James C. Furness, Jr. as Barnstead’s coworkers. It also associates his work with Sun River Innovations, Ltd.

Conclusion

John W. Barnstead’s listed patent work centers on an integrated approach to removing contaminants from waste fluids through hydroxyl-radical promotion and ultraviolet treatment.

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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