Inventor
ZIERER JOSEPH J
US4 patents
⚠️ This page may combine multiple inventors who share the name “ZIERER JOSEPH J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BELL HELICOPTER TEXTRON INC
3 patentsUS5031858AJul 16, 1991
Apparatus and method for folding and locking rotor blades
BELL HELICOPTER TEXTRON INC77 citations91
US7665969B2Feb 23, 2010
Assembly for providing flexure to blade system
BELL HELICOPTER TEXTRON INC26 citations86
US6371681B1Apr 16, 2002
Anti-rotation clip
BELL HELICOPTER TEXTRON INC35 citations86