But this archetypal figure, whose ranks receive nearly one in five patents issued by the U.S.Patent and Trademark Office, may sometimes be more Rube Goldberg than Thomas Edison.

• 但是若要从这个自美国专利及商标局手中取得将近1/5专利的族群中找个人当代表，这个人恐怕比较接近狂想发明家戈德堡，而不是爱迪生。