1. The World Wide Web was invented in 1991 by Tim Berners Lee,   had been working on his own. 

2. The radio was invented by Guglielmo Marconi and Alexander Popov,   had been working independently. 

3. The idea of the telephone came to Antonio Meucci and Alexander G. Bell,   were from Italy and the USA.

4. Ericsson Company created the cellular telephone,   is called the mobile phone in the UK. 

5. Vladimir  Zvorykin  patented a colour television system, was from Russia, but was living in the USA at that time.