Because it is important that those who make war, the combatants, obey the rules that impose limits on

It’s a person who imagines and creates something original.

That’s to say, they invent a technical process that did not exist before. 

They are therefore the creator of a new object that makes our daily life easier.

Does this mean that we can all become inventors?   

Yes, indeed, anyone can have a new technical idea that can be produced industrially.

But there are rules to respect: once the invention is made, it must be protected so that the idea is not stolen.  

Thus, the inventor must register a patent with an organization, which proves that they are the first to have had the idea. 

Then, they will have to make their invention known, for example by taking part in contests.