also: トップメーカ
noun
leading manufacturer; top maker
Refers to a company that is at the top of its industry in terms of quality, sales, or reputation. Often used in business and news contexts.
from English top maker
この分野では、あの会社がトップメーカーだ。
In this field, that company is the leading manufacturer.
トップメーカーの製品はやはり品質が違う。
Products from top makers really are different in quality.