Atom were Husqvarna chain saw distributors and it was the short comings of the old points system fitted that led to the invention of the Atom units.
They never intended to sell them as a stand alone unit until they got the requests for them
Husqvarna sent a team out to investigate the new system and introduced it for the next season and Stihl did the same shortly after although they persisted with the CD points ignition for quite a while longer.