It had been originally called the Mathison Model B Electropsychometer and was promoted as an assist to psychotherapy and chiropractic.*  However, the title about the patent application for the primary e-meter was that of L. Ron Hubbard (1911-1986), author of Dianetics and founder of Scientology, which credits Hubbard with invention https://socialnetworkadsinfo.com/story8901067/new-step-by-step-map-for-e-meter