Winsted, CT, United States of America

Earl D Hasselmark

This inventor holds 1 USPTO granted patent. Top assignee: United Technologies Corporation. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Earl D Hasselmark. Retrieved from https://idiyas.com/inventor/earl-d-hasselmark-ldwm2bc6

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 = 3.0

ph-index = 1

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Innovations by Earl D. Hasselmark: A Pioneer in Magnetostrictive Actuators

Introduction

Earl D. Hasselmark is an esteemed inventor based in Winsted, Connecticut, with a notable contribution to the field of magnetostrictive technology. With one patent to his name, Hasselmark has made significant advancements aimed at improving the functionality and efficiency of actuators, which are essential in various engineering applications. His innovative work at United Technologies Corporation showcases his dedication to engineering excellence.

Latest Patents

Hasselmark's patent, entitled "Magnetostrictive actuator with feedback compensation," represents a breakthrough in actuator technology. This patent describes a linear magnetostrictive actuator equipped with a feedback compensation system that enhances performance. The actuator incorporates a force train comprising at least one magnetostrictive element, along with an excitation component. A crucial feature of this invention is its feedback apparatus, which generates an output signal proportional to the magnetic induction within the magnetostrictive element. The actuator control circuitry then processes this feedback to ensure positional displacement errors are compensated through closed-loop operation, significantly improving accuracy and reliability.

Career Highlights

Throughout his career, Earl D. Hasselmark has established himself as a critical asset at United Technologies Corporation. His work in actuator technology has not only contributed to the advancement of the field but has also positioned him alongside leading professionals in the sector. His innovative spirit and practical applications of engineering principles have garnered him respect and recognition among his peers.

Collaborations

Hasselmark has had the privilege of working alongside talented coworkers such as James P. Waters and George R. Wisner. Their collaborative efforts within United Technologies Corporation have led to the development of innovative solutions that advance the field of magnetostrictive technology and enhance the company's portfolio of products.

Conclusion

Earl D. Hasselmark's contributions to magnetostrictive actuator technology exemplify the spirit of innovation that drives progress in engineering. With his patent on feedback compensation, he has set a standard for future developments in actuator systems. As a respected inventor at United Technologies Corporation, Hasselmark continues to inspire future generations of engineers and inventors, proving that dedication to innovation can lead to remarkable advancements in 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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