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
Bill Parkyn co-inventor with the famous Dr. Roland Winston (US 6177761) on a patent to better extract and radiate light from LEDs. Parkyn collaborated on many inventions with researchers at the company Light Prescriptions Innovators (USA and Spain) and Universidad Politécnica de Madrid from 2000 to 2012. Overall, Parkyn held 23 patents. His personal interests were also varied and included world history, astrophysics, economics, cell biology, political philosophy or philosophy of the mind and Vikings and their written language or runes. Bill Parkyn Bill Parkyn (1950–2012) was an American scientist who lived in Lomita, California area and worked on nonimaging optics. Parkyn