insignia vs name brand

insignia

noun
  • A mark or token by which anything is known. 

  • A patch or other object that indicates a person's official or military rank, or membership in a group or organization. 

  • A symbol or token of personal power, status, or office, or of an official body of government or jurisdiction. 

name brand

noun
  • A product having such a mark or name 

  • A trademark, or a distinctive name for a brand, or for a range of products by a single manufacturer 

How often have the words insignia and name brand occurred in a corpus of books? (source: Google Ngram Viewer )