P
PatentIndex
Search
Landscape
Sign in
Inventor
BENFIELD BERLIN B
US
2 patents
Patents
2 patents
US11760475B2
Sep 19, 2023
Articulated tiltrotor
BELL TEXTRON INC
0 citations
56
US12428148B2
Sep 30, 2025
Unmanned rotorcraft with dual cargo doors
BELL TEXTRON INC
1 citations
55