Patents by Inventor Grant R. Whissemore

Grant R. Whissemore has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Passive radiator
    Patent number: 6262685
    Abstract: An ERT (Encoder, Receiver, Transmitter) for monitoring the consumption of a metered commodity and having an ERT transmitter for transmitting a signal related to commodity consumption, the ERT transmitter being disposed internally in an ERT housing, the ERT housing providing for the transmission of RF energy therethrough, includes a passive radiator being disposed external to the ERT housing and being communicatively, capacitively coupled to the ERT transmitter and receiving RF wireless communications from the ERT transmitter for wireless transmission. The passive radiator includes a radiator device being disposed spaced apart from an ERT antenna and being communicatively, capacitively coupled to the ERT antenna for enhancing the reception and transmission of RF wireless communications by an ERT transmitter/receiver. A method of enhancing transmission and reception of wireless RF energy communications is also included.
    Type: Grant
    Filed: October 23, 1998
    Date of Patent: July 17, 2001
    Assignee: Itron, Inc.
    Inventors: Eugene E. Welch, Grant R. Whissemore