Los Angeles, CA, United States of America

Axel G Dehne

This inventor holds 2 USPTO granted patents. Top assignee: Hughes Aircraft Company. Active years: 1977-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Axel G Dehne. Retrieved from https://idiyas.com/inventor/axel-g-dehne

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 = 1.3

ph-index = 2

Forward Citations = 62(Granted Patents)


Location History:

  • Los Angeles, CA (US) (1977)
  • Palos Verdes, CA (US) (1989)

Company Filing History:


Years Active: 1977-1989

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2 patents (USPTO):Explore Patents

Title: Profile of Inventor Axel G Dehne

Introduction: Axel G Dehne is a noteworthy inventor based in Los Angeles, California, recognized for his significant contributions in the field of refrigeration technology. With two patents to his name, Dehne has demonstrated innovation that drives advancements in efficient cooling systems.

Latest Patents: Axel G Dehne's recent patents are a testament to his inventive prowess. One of his latest inventions is a "Cryogenic refrigerator employing counterflow passageways." This cryogenic refrigerator features an expander piston mounted within a fluid-tight housing. The design allows for high-pressure gas to be supplied to a variable cold volume, which facilitates isothermal expansion that achieves efficiency comparable to the Carnot cycle. Therefore, this refrigerator outperforms those relying on traditional Joule-Thompson cycles, offering versatility beyond specific refrigeration temperatures.

Another of Dehne's patents is the "Vuilleumier refrigerator with separate pneumatically operated cold." This innovative design utilizes pressure pulses generated by the heating and cooling of gas to manipulate the pressure within the interconnected system. The cold displacer operates against differential areas and uses a pneumatic spring, showcasing an inventive approach to achieving efficient refrigeration.

Career Highlights: Axel G Dehne is currently associated with Hughes Aircraft Company, where his talents and expertise have contributed to the development of advanced technologies. His role at the company reflects his commitment to pushing the boundaries of engineering and design, particularly in the realms of cryogenics and refrigeration systems.

Collaborations: During his career, Dehne has worked alongside notable colleagues like Robert L Berry. Their collaboration has undoubtedly led to the exchange of innovative ideas and concepts, further enhancing the advancements in their respective fields.

Conclusion: Axel G Dehne’s contributions to refrigeration technology through his patents mark him as an impactful inventor. His innovative designs not only provide enhanced efficiency but also pave the way for future advancements in cryogenic systems. As he continues his work at Hughes Aircraft Company, the industry eagerly anticipates further innovations from this talented inventor.

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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