Birmingham, MI, United States of America

Harold F Twyman

This inventor holds 1 USPTO granted patent. Top assignee: Xenex Corporation. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harold F Twyman. Retrieved from https://idiyas.com/inventor/harold-f-twyman

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 = 2.0

ph-index = 1

Forward Citations = 36(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: Harold F. Twyman: Innovator in Industrial Safety Technology

Introduction

Harold F. Twyman is a notable inventor based in Birmingham, Michigan, recognized for his contributions to industrial safety technology. With a focus on enhancing the safety of operators working with heavy machinery, Twyman has made significant strides in the field of intrusion detection systems.

Latest Patents

Twyman holds a patent for an "Intrusion Detector for Press Brake." This innovative system is designed to safeguard operators of industrial machines, such as press brakes. The system features a light screen barrier that utilizes sequentially pulsed beams, allowing workpieces to pass through without obstruction while ensuring that an operator's hand will block at least two adjacent beams. This mechanism triggers a control signal to stop the machine only when two or more adjacent light beams are obstructed, thereby enhancing operator safety.

Career Highlights

Twyman's career is marked by his dedication to improving workplace safety through innovative technology. His work at Xenex Corporation has positioned him as a key figure in the development of safety systems for industrial applications. His patent reflects his commitment to creating solutions that protect workers in potentially hazardous environments.

Collaborations

Twyman has collaborated with John F. Zettler, contributing to the advancement of safety technologies in the industrial sector. Their partnership has fostered innovation and the development of effective safety solutions.

Conclusion

Harold F. Twyman's contributions to industrial safety through his patent for an intrusion detection system exemplify his commitment to protecting operators in the workplace. His work continues to influence the field of industrial safety technology.

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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