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Canoga Park, CA, United States of America

Pratt & Whitney Rocketdyne, Inc.

Calculating rank

USPTO Granted Patents = 84

% Expired Patents = 45.2

EPO Patents = 8

Forward Citations = 1,305

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96 inventors (with patents filed for the assignee):

Kenneth Michael Sprouse (18 out of 55 patents)

David R Matthews (13 out of 32 patents)

Shahram Farhangi (9 out of 21 patents)

4. Albert E Stewart (8 out of 16 patents)

5. Daniel P Cap (4 out of 7 patents)

6. Thomas A Hertel (4 out of 8 patents)

7. Andrew J Zillmer (4 out of 14 patents)

8. Gary A Schirtzinger (3 out of 21 patents)

9. Alan B Minick (3 out of 8 patents)

10. Joseph P Carroll (3 out of 13 patents)

11. Robert J Pederson (3 out of 14 patents)

12. Gregory A Johnson (3 out of 10 patents)

13. Ronald Urquidi (3 out of 4 patents)

14. Alan V Von Arx (3 out of 9 patents)

15. Maynard Leo Stangeland (3 out of 19 patents)

Core Competencies:

Rocket Engine

Igniter

Fuel Injection

Combustion System

Gasifier

Thermal Management

Solar Power

Nanocrystalline Material

Heat Exchanger

Composite Material

Electroplating

Pressure Brazing

84 patents: Sort by Forward Citations

1. 9764294 - Liquid-gas mixer and turbulator therefor (2017-09-19),

2. 8561791 - Balanced link for dry coal extrusion pumps (2013-10-22),

3. 8552356 - Optical power converter (2013-10-08),

4. 8512667 - High temperature stable nanocrystalline SiGe thermoelectric material (2013-08-20),

5. 8445115 - Brazed nano-grained aluminum structures (2013-05-21),

6. 8439185 - Multiple moving wall dry coal extrusion pump (2013-05-14),

7. 8438831 - Piezo-resonance igniter and ignition method for propellant liquid rocket engine (2013-05-14),

8. 8431061 - Method for manufacturing a ceramic composite article (2013-04-30),

9. 8430154 - Nano-particle wave heat pipe (2013-04-30),

10. 8429894 - Nano-grained aluminum alloy bellows (2013-04-30),

11. 8408424 - Active hopper for promoting flow of bulk granular or powdered solids (2013-04-02),

12. 8402744 - Valve system for a gas turbine engine (2013-03-26),

13. 8356467 - Combustion wave ignition for combustors (2013-01-22),

14. 8331525 - Characteristic X-ray computed laminography system for home made explosives (HME) detection (2012-12-11),

15. 8327839 - Air instrumentation system for concentrated solar power generation systems (2012-12-11),

Company Overview

Pratt & Whitney Rocketdyne, Inc., located in Canoga Park, California, specializes in advanced rocket engine technology. The company is renowned for its development and manufacturing of propulsion systems that power a variety of aerospace applications. Key technological domains include igniters, fuel injection systems, combustion systems, and thermal management solutions. Additionally, Pratt & Whitney Rocketdyne is involved in innovative research areas such as gasification and nanocrystalline materials, contributing to advancements in solar power and sustainable energy solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

84 Patents

#1 in Canoga Park, CA

#1,023 in California

#4,431 in US

#9,067 in the World

Canoga Park, CA, United States of America

Pratt & Whitney Rocketdyne, Inc.

Forward Citations = 1,305

96 inventors:

Kenneth Michael Sprouse (18 out of 55 patents)

David R Matthews (13 out of 32 patents)

Shahram Farhangi (9 out of 21 patents)

4. Albert E Stewart (8 out of 16 patents)

5. Daniel P Cap (4 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pratt & Whitney Rocketdyne, Inc.. Retrieved from https://idiyas.com/company/pratt-and-whitney-rocketdyne

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

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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