Patents by Inventor Kazunari Taguchi

Kazunari Taguchi 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).

  • Combined hot water supply system
    Patent number: 7628123
    Abstract: A water heater constituting a combined hot water supply system opens, in starting operation in response to an instruction from a connection controller in STEP 1, a water-supply servo valve to an operation start opening As corresponding to a water quantity slightly larger than an ignition water quantity Fi in STEP 2. In STEP 5, the water heater maintains an opening of the water-supply servo valve at the operation start opening As until a detected temperature Th of a hot-water-supply temperature sensor reaches temperature near a target temperature Ta (Ta???Th?Ta+?) and limits a water supply quantity from a water supply pipe to be equal to or smaller than a flow rate corresponding to the operation start opening As.
    Type: Grant
    Filed: July 24, 2007
    Date of Patent: December 8, 2009
    Assignee: Rinnai Corporation
    Inventors: Yuki Inami, Kazunari Taguchi
  • COMBINED HOT WATER SUPPLY SYSTEM
    Publication number: 20080022946
    Abstract: A water heater constituting a combined hot water supply system opens, in starting operation in response to an instruction from a connection controller in STEP 1, a water-supply servo valve to an operation start opening As corresponding to a water quantity slightly larger than an ignition water quantity Fi in STEP 2. In STEP 5, the water heater maintains an opening of the water-supply servo valve at the operation start opening As until a detected temperature Th of a hot-water-supply temperature sensor reaches temperature near a target temperature Ta (Ta???Th?Ta+?) and limits a water supply quantity from a water supply pipe to be equal to or smaller than a flow rate corresponding to the operation start opening As.
    Type: Application
    Filed: July 24, 2007
    Publication date: January 31, 2008
    Applicant: RINNAI CORPORATION
    Inventors: Yuki Inami, Kazunari Taguchi