Patents/Inventors

Walter A. Ledwith, Jr.

Marlborough, CTUS4 patents

5 Patents

US122591342025
Hydrogen Liquid Oxygen Combined Cycle Engine
RTX CORPORATION
0 cites
US122156082025
Hydrogen-oxygen Fueled Powerplant with Water and Heat Recovery
RTX Corporation
0 cites
US119059142024
Liquid Hydrogen-liquid Oxygen Fueled Powerplant
RTX CORPORATION
0 cites
US118282002023
Hydrogen-oxygen Fueled Powerplant with Water and Heat Recovery
Raytheon Technologies Corporation
0 cites
US117255442023
Hydrogen-oxygen Fueled Powerplant with Water and Heat Recovery
Raytheon Technologies Corporation
0 cites