Rubik’s Cube Patents

Almost everybody knows Rubik’s Cube. It is not only widely recognised as the best puzzle toy ever made, but it is also one of the best-sold toys worldwide. Rubik’s Cube, which is also known as Magic Cube, was invented by Hungarian professor of architecture Ernő Rubik. He received a Hungarian patent on his invention in 1977. Later, in 1981, so called patent of importation for Rubik’s Cube was obtained in Belgium. However, for various reasons, Rubik failed to secure patent protection in further countries. Spatial Continue reading →

Levi’s Patent

Many people believe that Levi Strauss invented the first jeans, but that is not true. Levi’s contribution was that he provided financial support to Jacob Davis, the inventor of jeans. Jacob Davis (also known as Jākobs Jufess) was a Latvian-born tailor, who had no money to file a patent application for his invention, riveted pants (jeans). Therefore, he had been searching for an investor and business partner. Fortunately, Strauss agreed to be Davis’s business partner. He paid the patent filing expenses, and they obtained their Continue reading →

Minox Patents

Minox is the world’s most famous subminiature camera, which was invented by Walter Zapp and originally manufactured by Valsts elektrotechniskā fabrika (VEF) in Riga, Latvia. It was a genuine masterpiece of engineering and a work of art. Through the years, the Riga-made Minox reached almost a cult status and is a valuable collector’s item nowadays. Continue reading →