Patents by Inventor Peter F. Welch

Peter F. Welch 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).

  • Heating, ventilating and air conditioning system controller
    Patent number: D457820
    Type: Grant
    Filed: July 12, 2001
    Date of Patent: May 28, 2002
    Assignee: American Standard International Inc.
    Inventors: Randy S. Amborn, Peter F. Welch, Eric R. Hillmer, Darren V. Bosch
  • Heating, ventilating and air conditioning system controller
    Patent number: D457821
    Type: Grant
    Filed: July 12, 2001
    Date of Patent: May 28, 2002
    Assignee: American Standard International Inc.
    Inventors: Randy S. Amborn, Peter F. Welch, Eric R. Hillmer, Darren V. Bosch
  • Heating, ventilating and air conditioning system controller
    Patent number: D458159
    Type: Grant
    Filed: July 12, 2001
    Date of Patent: June 4, 2002
    Assignee: American Standard International Inc.
    Inventors: Randy S. Amborn, Peter F. Welch, Eric R. Hillmer, Darren V. Bosch
  • Heating, ventilating and air conditioning system controller
    Patent number: D460699
    Type: Grant
    Filed: July 12, 2001
    Date of Patent: July 23, 2002
    Assignee: American Standard International Inc.
    Inventors: Randy S. Amborn, Peter F. Welch, Eric R. Hillmer, Darren V. Bosch
  • Heating, ventilating and air conditioning system controller
    Patent number: D460922
    Type: Grant
    Filed: July 12, 2001
    Date of Patent: July 30, 2002
    Assignee: American Standard International Inc.
    Inventors: Randy S. Amborn, Peter F. Welch, Eric R. Hillmer, Darren V. Bosch
  • Heating, ventilating and air conditioning system controller
    Patent number: D470114
    Type: Grant
    Filed: April 29, 2002
    Date of Patent: February 11, 2003
    Assignee: American Standard International Inc.
    Inventors: Randy S. Amborn, Peter F. Welch, Eric R. Hillmer, Darren V. Bosch
  • Heating, ventilating and air conditioning system controller
    Patent number: D471161
    Type: Grant
    Filed: April 29, 2002
    Date of Patent: March 4, 2003
    Assignee: American Standard International Inc.
    Inventors: Randy S. Amborn, Peter F. Welch, Eric R. Hillmer, Darren V. Bosch
  • Vegetation trimmer
    Patent number: D377743
    Type: Grant
    Filed: July 11, 1995
    Date of Patent: February 4, 1997
    Assignee: Black & Decker Inc.
    Inventors: Anthony M. DeMore, Robert I. Somers, Peter F. Welch
  • Vegetation blower apparatus
    Patent number: D386841
    Type: Grant
    Filed: July 11, 1995
    Date of Patent: November 25, 1997
    Assignee: Black & Decker
    Inventors: Anthony M. DeMore, Martin P. Gierke, Robert I. Somers, Peter F. Welch