Littleton, MA, United States of America

Daniel Karl Hartman

This inventor holds 2 USPTO granted patents and 3 published patent applications. Top assignee: True Circuits, Inc.. Active years: 2009-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Daniel Karl Hartman. Retrieved from https://idiyas.com/inventor/daniel-karl-hartman

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 2009-2014

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2 patents (USPTO):Explore Patents

Title: The Innovations of Daniel Karl Hartman

Introduction

Daniel Karl Hartman is a notable inventor based in Littleton, MA (US). He has made significant contributions to the field of electronics, particularly in the development of delay-locked loops. With a total of 2 patents to his name, Hartman continues to push the boundaries of innovation in his field.

Latest Patents

One of Hartman's latest patents is a delay-locked loop with a dynamically biased charge pump. This invention includes a phase detector that receives two signals, with one signal being delayed relative to the other. The phase detector features an UP output and a DOWN output. The charge pump system is operatively coupled with the phase detector and is designed to control the pumping of charge based on the actuating signals from the UP and DOWN outputs. This pumped charge is utilized to manage a delay line that carries one of the two signals, thereby controlling the relative delay between them. Additionally, the feedback control loop dynamically adjusts at least one bias signal at the charge pump to minimize the net charge pumped during simultaneous assertion of the actuating signals.

Career Highlights

Daniel Karl Hartman is currently employed at True Circuits, Inc., where he applies his expertise in electronics and innovation. His work has been instrumental in advancing technologies that rely on precise timing and signal processing.

Collaborations

Throughout his career, Hartman has collaborated with talented individuals such as John George Maneatis and Jaeha Kim. These partnerships have contributed to the successful development of his innovative projects.

Conclusion

Daniel Karl Hartman is a distinguished inventor whose work in delay-locked loops has made a significant impact in the field of electronics. His contributions continue to inspire advancements in technology and innovation.

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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