Auburn Township, OH, United States of America

Howard B Marx

This inventor holds 1 USPTO granted patent. Top assignee: Imo Delaval Incorporated. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Howard B Marx. Retrieved from https://idiyas.com/inventor/howard-b-marx-hafqcjme

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 = 1.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: Howard B Marx: Innovator of the Timed Shut-Off Mixing Water Valve

Introduction

Howard B Marx is a notable inventor based in Auburn Township, OH (US). He has made significant contributions to the field of plumbing with his innovative designs. His most recognized invention is the timed shut-off mixing water valve, which showcases his engineering prowess and understanding of fluid dynamics.

Latest Patents

Howard B Marx holds a patent for the timed shut-off mixing water valve. This invention features a ball clutch mechanism that couples a faucet knob to the splined end of a valve stem. The design allows for the release of the valve stem when the knob is fully depressed. A dashpot damped return spring urges the valve stem toward the closed position when the clutch mechanism releases. This same spring mechanism ensures that the valve closes if the knob is released either before or after full travel inward. The rotation of the knob allows for the adjustment of water temperature by mixing hot and cold supplies. Additionally, check valves control passages that vent the lines during fluid flow and drain the lines when the system is serviced.

Career Highlights

Howard B Marx is currently associated with Imo Delaval Incorporated, where he continues to apply his expertise in engineering and innovation. His work at the company reflects his commitment to developing practical solutions in the plumbing industry.

Collaborations

Due to space constraints, the collaborations section will be omitted.

Conclusion

Howard B Marx's contributions to plumbing through his invention of the timed shut-off mixing water valve demonstrate his innovative spirit and technical skill. His work continues to impact the industry positively.

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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