You may find it interesting, that Volvo Gave Away Their Three-point seatbelt patent for free to improve worldwide driving safety. Although they might have earned millions on this invention, they’ve decided that saving people’s lives is more important. Before that, seat belts were simple two-point waist restraints, and in crashes, they often did more harm than good.
Volvo gave away their three-point seatbelt patent for free to save lives
