IWIS is the largest in Poland and one of the biggest in Europe international event related to innovation and inventiveness. Last editions, the IWIS was attended by the representatives from lots of Asian, African, American and European countries such as: Saudi Arabia, Croatia, Egypt, Iran, Canada, Malaysia, Korea and United Kingdom. Last year polish and international inventors presented more than 400 inventions. These solutions provide an overview of technical developments, some of them are used in practice. Each year, the International Warsaw Invention Show is accompanied by lectures and seminars on intellectual property rights and granting of patents.