The Paris Convention for the Protection of Intellectual Property
In the USA alone there have been over 8,300,000 patents issued. Add to these all of the other patents in all of the other countries and you will have your answer.
Tesla had patents in various countries.
Thomas Edison
No, not even a little. You would need a UK patent to even attempt to enforce it in the UK. Patents are only of national significance. If one has not been issued in a particular country (for any reason), then it cannot be enforced there.
Thomas Edison held 1093 US patents, and over 2000 worldwide.
Different countries have their corresponding "patent offices".
Thomas Edison
Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.Yes, there is a European Patents Office, which includes all members of the European Union and some other countries that are in Europe, but not members of the European Union.
Some of Tesla's patents are not accounted for, and various sources have discovered some that have lain hidden in patent archives. There are a minimum of 278 patents issued to Tesla in 26 countries that have been accounted for.
Ulf Anderfelt has written: 'International patent-legislation and developing countries' -- subject(s): Patents, Patents (International law)
Patents cover inventions, not products. Some products may have multiple inventions, some patented, some patent pending, some not patentable at all. Some inventions are patented in one country and not in others. It would be impossible to determine which products might include patents, let alone how many of them there might have ever been in even a single country that issues patents.
Race is not considered in patent applications.