Patents Assigned to GromaTech, LLC
  • Patent number: 11171679
    Abstract: An improved tactical, first responder and homeland security speaker is provided. The speaker has an interior or exterior flexible membrane made of silicone or other material and is configured to receive a plurality of radio sources and is operable on both AC and DC power. In a preferred embodiment, the speaker weighs less than one pound, has a maximum volume of greater than 100 Db, is operable on a PRC-148 radio battery as well as a variety of AC sources, including 110/220 V and 12V sources, and is able to receive several standard first responder, homeland security and military radio sources.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: November 9, 2021
    Assignee: GromaTech, LLC
    Inventors: Ryan Worcester, Dennis Rother, Ann-Marie Lock