Zimmer vs trade name

Zimmer and trade name both are nouns.

Word	Noun	Adjective	Verb	Adverb
Zimmer	Yes	No	No	No
trade name	Yes	No	No	No

Zimmer (noun)	trade name (noun)
a light enclosing framework (trade name Zimmer) with rubber castors or wheels and handles; helps invalids or the handicapped or the aged to walk	a name given to a product or service