Answer: Licensee
Explanation:
Licensee is defined as the person who holds the licence after receiving it. He/she is known as license holder who receives it from the licensor. Licensee has the official right and permit to use a service or good.
According to the question, Greyer Corp. is granting the license to System Medico as a licensor so that they can indulge with them to manufacture and sell surgical tools.
For this agreement ,System Medico is paying a yearly fee in the form of permit (license) to access the services of Greyer Corp along with the agreement in the form of licensee