NEW YORK--(BUSINESS WIRE)--Halper Sadeh LLP, an investor rights law firm, is investigating whether the sale of Resonant Inc. (NASDAQ: RESN) to Murata Electronics North America, Inc. for $4.50 per share in cash is fair to Resonant shareholders. Halper Sadeh encourages Resonant shareholders to click here to learn more about their legal rights and options or contact Daniel Sadeh or Zachary Halper at (212) 763-0060 or sadeh@halpersadeh.com or zhalper@halpersadeh.com. The investigation concerns whet