Except that it isn't short. ARM licenses their architecture which you can implement but that implementation also must pass a verification test and you can neither add anything nor leave anything out. ARM also licenses IP cores in its traditional fabless role.
There are about 15 architectural licensees. Apple and NVidia are architectural licensees.
There are about 15 architectural licensees. Apple and NVidia are architectural licensees.
https://semiaccurate.com/2013/08/07/a-long-look-at-how-arm-l...
Samsung, Qualcomm and Texas Instruments license cores.
https://en.wikipedia.org/wiki/Arm_Holdings#Licensees