Alexander Graham Bell and/or Elisha Gray invented conventional telephony, most people know. Marconi is generally recognized as the father of radio, but many know that people like Tesla did most of the heavy lifting. Bell and Marconi are more or less household names, possibly because the prominence achieved by the companies named for these men.
Who invented the mobile? Here is the obituary of Amos E. Joel, Jr., one of the men who contributed to the emergence of mobile telephony as we know it. But what about the others? Who made the critical breakthroughs?