Rocklin, CA, United States of America

Douglas L Manchester

This inventor holds 4 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Verifone Gmbh. Active years: 2011-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Douglas L Manchester. Retrieved from https://idiyas.com/inventor/douglas-l-manchester

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

USPTO Granted Patents = 4 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.3

ph-index = 2

Forward Citations = 109(Granted Patents)


Company Filing History:


Years Active: 2011-2017

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4 patents (USPTO):Explore Patents

Title: Innovations by Douglas L. Manchester: Pioneering Secure PIN Technology

Introduction

Douglas L. Manchester is an innovative inventor based in Rocklin, California. He holds a remarkable portfolio of four patents, showcasing his contributions to security technology. His latest innovations focus on developing secure PIN entry devices that address the growing concerns of unauthorized access and eavesdropping.

Latest Patents

Among his most notable inventions is the secure PIN entry device that integrates an advanced PIN entry assembly. This device is designed to receive a Personal Identification Number (PIN) from users while ensuring enhanced security measures. Notably, it features a PIN entry prompter that activates only after a successful completion of a predetermined security check. Additionally, the device incorporates functionality to detect any unauthorized PIN eavesdropping elements, thereby providing a secure environment for users' sensitive data.

Career Highlights

Douglas currently lends his expertise to Verifone GmbH, where he continues his work in enhancing security systems. His role involves ongoing research and development, aimed at refining user experience while prioritizing security. His contributions have been vital to the company's mission of providing secure transaction technologies.

Collaborations

Throughout his career, Douglas has collaborated with talented professionals in the field, including coworkers John Henry Barrowman and Steve Hsu. These partnerships have fostered an environment of creativity and innovation, allowing them to collectively enhance the standards for secure technology.

Conclusion

Douglas L. Manchester stands out in the realm of inventions related to security technology. His commitment to advancing secure PIN entry devices reflects a proactive approach towards combating unauthorized access. With his innovative mindset and collaborative efforts, Manchester continues to make significant strides in protecting user information in an increasingly digital world.

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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