Douglas H. Van Affelen

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Huntington Beach, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Heat transfer device with nested layers of helical fluid channels
- Patent number 11,927,402
- Issue date Mar 12, 2024
- The Boeing Company
- Douglas H. Van Affelen
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat transfer devices and methods of cooling heat sources
- Patent number 11,378,340
- Issue date Jul 5, 2022
- The Boeing Company
- Ernest E. Bunch
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat pipe with non-uniform cross-section
- Patent number 10,480,866
- Issue date Nov 19, 2019
- The Boeing Company
- Bruce Lee Drolen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
HEAT TRANSFER DEVICE WITH NESTED LAYERS OF HELICAL FLUID CHANNELS
- Publication number 20240295363
- Publication date Sep 5, 2024
- The Boeing Company
- Douglas H. Van Affelen
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HEAT TRANSFER DEVICE WITH NESTED LAYERS OF HELICAL FLUID CHANNELS
- Publication number 20230015392
- Publication date Jan 19, 2023
- The Boeing Company
- Douglas H. Van Affelen
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HEAT TRANSFER DEVICES AND METHODS OF COOLING HEAT SOURCES
- Publication number 20190390911
- Publication date Dec 26, 2019
- The Boeing Company
- Ernest E. Bunch
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Hollow Lattice Thermal Energy Storage Heat Exchanger
- Publication number 20180328673
- Publication date Nov 15, 2018
- The Boeing Company
- Michael F. Stoia
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Heat Pipe with Non-Uniform Cross-Section
- Publication number 20180187979
- Publication date Jul 5, 2018
- The Boeing Company
- Bruce Lee Drolen
- F28 - HEAT EXCHANGE IN GENERAL