Hugh A. McCafferty

TB The Boeing: 4 patents #2,894 of 15,756Top 20%

📍 Upper Darby, PA: #22 of 90 inventorsTop 25%

🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%

Overall (All Time): #1,295,369 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
5372478	Helicopter rotor damper	—	1994-12-13
5071319	Low maintenance, advanced technology swashplate	—	1991-12-10
4886419	Elastomeric bearing for helicopter rotor having lead-lag damping	—	1989-12-12
4264277	Redundant rotor blade retention system	—	1981-04-28