Medical Inventions
Chemotherapy
Cyclosporine

Penicillin
Polio vaccine

Electrocardiograph

Consumer Electronics
Microwave oven
Macintosh

WWW
Video Game

Audio/Visual Technology 
VCR

Television

Eastman Camera
Kodachrome film
Radio

Instant Film/Poloroid Process
Compact disc

Walkman

Office Automation 
Paper Clip
Post-it note

ATM
Xerography

Transportation
Automobile

Diesel engine

Industrial Inventions
Radar
Nuclear Energy/Atomic bomb

Assembly line
Optic fiber

ENIAC computer

Air conditioner
Plastic
Nylon
Laser

Aeronautics 
Airplane

Helicopter
Jet engine
Liquid fuel rocket
V-2 rockets
Space shuttle

Microelectronics 
Vacuum tube

Transistor

Integrated circuit

Miscellaneous 
Geiger counter