Artur Fischer from plastic materials (Polyamide) and is available in various shapes and sizes since 1958 (see Wall plug). Fischer held over 1100 patents and overtook Thomas Alva Edison, who held 1093 patents. Fischer also held 5867 trade rights and invented fischertechnik. Further inventions are (bone-)plugs for fixing bone fractures and one of Fischer’s most recent inventions is a gadget that makes it possible to hold and cut the top off an egg of any size. He got started on the problem when a hotel owner complained to him that his guests, on opening their boiled eggs for breakfast, always made a
Johannes Hint Johannes Hint Johannes Hint (born Johannes Rudolph Hint; September 20, 1914 – died September 5, 1985) was an Estonian scientist and the only person to create and successfully run a limited company under the communist planned economy of the Soviet Union. With his company, Dessim Ltd, he earned millions for the Soviet Union. His most important scientific invention was the building material silikaltsiit (Laprex), which was developed through the execution of the disintegrator system. His inventions are still widely used in Germany, Austria, the United States, Japan and Russia. Over 200 scientific publications, 62 inventions and 28 patents are accredited