The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 25, 2026
Filed:
Mar. 20, 2024
The Boeing Company, Arlington, VA (US);
Chellappa Balan, Mason, OH (US);
Michael F. Stoia, Rancho Santa Margarita, CA (US);
Charles Aguilar, Arlington, VA (US);
Drew Christopher Hoffman, Signal Hill, CA (US);
Luis Gonzalez, Los Angeles, CA (US);
Daniel A. Watts, Seal Beach, CA (US);
The Boeing Company, Arlington, VA (US);
Abstract
An aircraft comprises a fuselage, wings connected to the fuselage, engines connected to the wings, and liquid hydrogen tanks. Each engine in the engines comprises a nacelle, an electric motor within the nacelle, a fuel cell stack within the nacelle, and a nacelle heat exchanger within the nacelle that receives air flowing through an inlet in the nacelle. The liquid hydrogen tanks are configured to store liquid hydrogen, wherein the liquid hydrogen tanks extend along an outside of the fuselage and above the wings and below windows in the fuselage.