Siping?

Yup but they became very popular on tires in the Nordic countries long before they came here. Yup the fellow took a great idea and put his ideas to work but the Bandatrac cap pushed it nationwide on commercial vehicles. Nokia built ice tires using the concept long before Michelin, Bridgestone & Goodyear etc. in North America. The Europeans are so far ahead of us in tires, lighting and everyday performance driving it is unreal but a lot of inventions came from our people too we just don't use it.