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For the Inventor, By the Inventor

Ann Arbor, MI, United States of America

Roelf J Meijer

This inventor holds 26 USPTO granted patents, primarily in Stirling Engine Technology. Top assignees: Stirling Thermal Motors, Inc., U.S. Philips Corporation, Volvo Flygmotor Ab. Active years: 1980-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Roelf J Meijer. Retrieved from https://idiyas.com/inventor/roelf-j-meijer

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

USPTO Granted Patents = 26

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 19

Forward Citations = 601(Granted Patents)


Company Filing History:

goldMedal23 out of 32 
 
Stirling Thermal Motors, Inc.
 patents
silverMedal2 out of 14,087 
 
U.S. Philips Corporation
 patents
bronzeMedal1 out of 6 
 
Volvo Flygmotor Ab
 patents

Years Active: 1980-1995

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Areas of Expertise:
Stirling Engine
Heat Pump
Gas Combustor
Solar Energy
Heat Pipe
Exhaust Heat Recovery
Lubricant Control
Heat Exchanger
Hydrodynamic Bearing
Dual Source Heating
Spherical Collector
Piston Assembly
26 patents (USPTO):Explore Patents
1. 5388409 - Stirling engine with integrated gas combustor (1995-02-14),
2. 5074114 - Congeneration system with a Stirling engine (1991-12-24),
3. 4996841 - Stirling cycle heat pump for heating and/or cooling systems (1991-03-05),
4. 4994004 - Electric actuator for swashplate (1991-02-19),
5. 4977742 - Stirling engine with integrated gas combustor (1990-12-18),
6. 4911144 - Spherical solar energy collector (1990-03-27),
7. 4901790 - Self-heated diffuser assembly for a heat pipe (1990-02-20),
8. 4897997 - Shell and tube heat pipe condenser (1990-02-06),
9. 4885980 - Hydrodynamic bearing (1989-12-12),
10. 4836094 - Yieldably mounted lubricant control assemblies for piston rods (1989-06-06),
11. 4825814 - Combination gas combuster and heat pipe evaporator device (1989-05-02),
12. 4785633 - Solar evaporator (1988-11-22),
13. 4781242 - Exhaust heat recovery system for compartment heating (1988-11-01),
14. 4715183 - Dual source external heating system for a heat pipe (1987-12-29),
15. 4707990 - Solar powered Stirling engine (1987-11-24),

Title: Roelf J Meijer - Pioneering Inventor from Ann Arbor

Introduction: Roelf J Meijer is a distinguished inventor hailing from Ann Arbor, Michigan. His innovative spirit and dedication to technological advancements have made him a prominent figure in the world of patents and inventions.

Latest Patents: Roelf J Meijer holds several groundbreaking patents in various fields, showcasing his versatility and creativity as an inventor. His recent patents focus on cutting-edge technologies that have the potential to revolutionize industries.

Career Highlights: Throughout his illustrious career, Roelf J Meijer has consistently pushed the boundaries of innovation. His contributions have not only earned him recognition within the inventor community but have also made a significant impact on the technological landscape.

Collaborations: Roelf J Meijer has collaborated with leading companies, research institutions, and universities to bring his inventions to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of his projects.

Conclusion: In conclusion, Roelf J Meijer's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazing inventor. His work continues to inspire future generations of inventors to push the limits of what is possible.

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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