Not that this proves or disproves anything, but Volvo famously gave away the patent for the three-point belt systems in cars. https://www.forbes.com/sites/doug

Not that this proves or disproves anything, but Volvo famously gave away the patent for the three-point belt systems in cars. https://www.forbes.com/sites/douglasbell/2019/08/13/60-years-of-seatbelts-volvos-great-gift-to-the-world/ https://www.forbes.com/sites/douglasbell/2019/08/13/60-years... Sometimes companies and individuals think that it's wroth losing financially for the sake of wider safety.