Epson HX-20 Portable Computer
Manufacturer: EPSON
Type: Portable Computer
Model: HX-20
. The Epson HX-20 was the first “true” laptop computer. It was invented in July 1980 by Yukio Yokozawa, who worked for Suwa Seikosha, a branch of Japanese company Seiko, receiving a patent for the invention.
Rating: 4.8 V DC
Power Source: Rechargeable Batteries
Charge Input: 6 V DC, 200 mA
Weight: 1.6 kg
