Nikola Tesla obtained around 300 patents for his inventions, which included motors, the alternating current power system and wireless power transmission. Tesla Universe is a detailed source providing in-depth information regarding his various patents.
Along with images, patent ID numbers and dates for the patent applications and approvals, Tesla Universe provides reliable links to the many resources used to compile the information. The site organizes patents according to categories. These categories span such uses as lighting, motors and generators, and power distribution. Each of the patents has a label with the country in which Tesla filed and later received the patent.