Lease ownership

How can I find out who owns lease , section 30, 2N,9W in Comanche Co. Oklahoma

This is difficult to answer because many companies may take leases from many owners. But you can find some information here: https://okcountyrecords.com/results/instrument-type=Assignment+Of+Oil+%26+Gas+Lease|Oil+%26+Gas+Lease:section=30:township=2N:range=09W:site=comanche/page-1

If you meant to ask who is producing in this section, search here: Production Records