Richard Knerr (1926 ? – January 14, 2008) co founded Wham-o toy company. Richard Knerr invented Hula Hoop, Frisbee, Silly String, Slip ‘N Slide, and many more.
Death of Richard Knerr
Richard Knerr died from stroke. Richard was 82 years old at the time of his death.
Richard Knerr and his partner Arthur Melin (Wham-o) sold 20 million hula hoops in first 6 month.