patentee vs inventor

patentee and inventor both are nouns.

Word	Noun	Adjective	Verb	Adverb
patentee	Yes	No	No	No
inventor	Yes	No	No	No

As nouns, inventor is a hypernym of patentee; that is, inventor is a word with a broader meaning than patentee:

Other hypernyms of patentee include artificer, discoverer.

patentee (noun)	inventor (noun)
the inventor to whom a patent is issued	someone who is the first to think of or make something