RH

Russell H. Higgins

TB The Boeing: 2 patents #5,172 of 15,756Top 35%
Overall (All Time): #1,786,642 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12139264 Hybrid electric hydrogen fuel cell engine Steve G. Mackin, Eric B. Gilbert 2024-11-12
11724815 Hybrid electric hydrogen fuel cell engine Steve G. Mackin, Eric B. Gilbert 2023-08-15