Patents by Inventor George McIlwraith
George McIlwraith 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).
-
Patent number: 8100551Abstract: A replacement light fixture for directing light emitted from a light source toward an area to be illuminated, including a base member upon with the light source is positioned and a reflector assembly detachably secured to a first and second mounting brackets that are mounted to a portion of the preexisting light fixture housing such that a lens portion of the reflector assembly overlies the light source and such that substantially all of the light emitted from the light source passes through the lens portion.Type: GrantFiled: December 14, 2009Date of Patent: January 24, 2012Assignee: ABL IP Holding LLCInventors: John T. Mayfield, III, Carl T. Gould, George McIlwraith, Christopher L. Sharp
-
Publication number: 20100091484Abstract: A replacement light fixture for directing light emitted from a light source toward an area to be illuminated, including a base member upon with the light source is positioned and a reflector assembly detachably secured to a first and second mounting brackets that are mounted to a portion of the preexisting light fixture housing such that a lens portion of the reflector assembly overlies the light source and such that substantially all of the light emitted from the light source passes through the lens portionType: ApplicationFiled: December 14, 2009Publication date: April 15, 2010Inventors: John T. Mayfield, III, Carl T. Gould, George McIlwraith, Christopher L. Sharp
-
Patent number: 7635198Abstract: A replacement light fixture for directing light emitted from a light source toward an area to be illuminated, including a base member upon with the light source is positioned and a reflector assembly detachably secured to a first and second mounting brackets that are mounted to a portion of the preexisting light fixture housing such that a lens portion of the reflector assembly overlies the light source and such that substantially all of the light emitted from the light source passes through the lens portion.Type: GrantFiled: February 12, 2007Date of Patent: December 22, 2009Assignee: Acuity Brands, Inc.Inventors: John T. Mayfield, III, Carl T. Gould, George McIlwraith, Christopher L. Sharp
-
Publication number: 20070211457Abstract: A replacement light fixture for directing light emitted from a light source toward an area to be illuminated, including a base member upon with the light source is positioned and a reflector assembly detachably secured to a first and second mounting brackets that are mounted to a portion of the preexisting light fixture housing such that a lens portion of the reflector assembly overlies the light source and such that substantially all of the light emitted from the light source passes through the lens portionType: ApplicationFiled: February 12, 2007Publication date: September 13, 2007Inventors: John Mayfield, Carl Gould, George McIlwraith, Christopher Sharp
-
Patent number: 6301770Abstract: Coated articles having optically useful reflective properties suitable for manufacture of components of lighting fixtures and the like including parabolic louvers utilized as primary elements of fluorescent parabolic troffer lighting fixtures, the invention provides light sheets formed of said coated articles and used in the manufacture of lighting fixtures, the reflective lighting components formed from said light sheets and the coated articles including the coatings utilized for coating optically reflective substrates according to the invention. The coated articles are formed of reflective substrates and particularly polished metal substrates having reflectance values within a predetermined useful range, the substrates being coated preferably with a thin polymeric coating wherein the base polymer is polyester, polycarbonate, epoxy, acrylic, acrylate, etc.Type: GrantFiled: June 21, 2000Date of Patent: October 16, 2001Assignee: NSI Enterprises, Inc.Inventor: George McIlwraith
-
Patent number: 6164800Abstract: Coated articles having optically useful reflective properties suitable for manufacture of components of lighting fixtures and the like including parabolic louvers utilized as primary elements of fluorescent parabolic troffer lighting fixtures, the invention provides light sheets formed of said coated articles and used in the manufacture of lighting fixtures, the reflective lighting components formed from said light sheets and the coated articles including the coatings utilized for coating optically reflective substrates according to the invention. The coated articles are formed of reflective substrates and particularly polished metal substrates having reflectance values within a predetermined useful range, the substrates being coated preferably with a thin polymeric coating wherein the base polymer is polyester, polycarbonate, epoxy, acrylic, acrylate, etc.Type: GrantFiled: March 6, 1998Date of Patent: December 26, 2000Assignee: NSI Enterprises, Inc.Inventor: George McIlwraith
-
Patent number: 5194691Abstract: An improved device for providing EMI/RFI shielding for a joint is disclosed comprising a compressible, resilient sealing element and a conductive shielding element bonded to the sealing element and positioned such that the shielding element provides a direct electrical contact across the joint. The disclosed invention further provides a cabinet which effectively utilizes such a device. The disclosed invention also includes an improved cabinet construction which minimizes the paths by which moisture and debris may enter the cabinet interior, while providing a cabinet which is transportable without violating the integrity of the cabinet structure.Type: GrantFiled: November 9, 1990Date of Patent: March 16, 1993Assignee: Gichner Systems Group, Inc.Inventor: George McIlwraith
-
Patent number: 5147121Abstract: An improved device for providing EMI/RFI shielding for a joint is disclosed comprising a compressible, resilient sealing element and a conductive shielding element bonded to the sealing element and positioned such that the shielding element provides a direct electrical contact across the joint. The disclosed invention further provides a cabinet which effectively utilizes such a device. The disclosed invention also includes an improved cabinet construction which minimizes the paths by which moisture and debris may enter the cabinet interior, while providing a cabinet which is transportable without violating the integrity of the cabinet structure.Type: GrantFiled: February 28, 1991Date of Patent: September 15, 1992Assignee: Gichner Systems Group, Inc.Inventor: George McIlwraith
-
Patent number: 5020866Abstract: An improved device for providing EMI/RFI shielding for a joint is disclosed comprising a compressible, resilient sealing element and a conductive shielding element bonded to the sealing element and positioned such that the shielding element provides a direct electrical contact across the joint. The disclosed invention further provides a cabinet which effectively utilizes such a device. The disclosed invention also includes an improved cabinet construction which minimizes the paths by which moisture and debris may enter the cabinet interior, while providing a cabinet which is transportable without violating the integrity of the cabinet structure.Type: GrantFiled: November 13, 1989Date of Patent: June 4, 1991Assignee: Gichner Systems Group, Inc.Inventor: George McIlwraith
-
Patent number: D550881Type: GrantFiled: February 15, 2006Date of Patent: September 11, 2007Assignee: Acuity Brands, Inc.Inventors: James Michael Lay, George McIlwraith
-
Patent number: D335284Type: GrantFiled: December 11, 1990Date of Patent: May 4, 1993Assignee: Gichner Systems Group, Inc.Inventor: George McIlwraith
-
Patent number: RE34393Abstract: An improved device for providing EMI/RFI shielding for a joint is disclosed comprising a compressible, resilient sealing element and a conductive shielding element bonded to the sealing element and positioned such that the shielding element provides a direct electrical contact across the joint. The disclosed invention further provides a cabinet which effectively utilizes such a device. The disclosed invention also includes an improved cabinet construction which minimizes the paths by which moisture and debris may enter the cabinet interior, while providing a cabinet which is transportable without violating the integrity of the cabinet structure.Type: GrantFiled: January 14, 1992Date of Patent: September 28, 1993Assignee: Gichner Systems Group, Inc.Inventor: George McIlwraith
-
Patent number: D657904Type: GrantFiled: March 4, 2010Date of Patent: April 17, 2012Assignee: ABL IP Holding LLCInventors: John T. Mayfield, III, Russell Vern Rouse, George McIlwraith
-
Patent number: D672911Type: GrantFiled: March 7, 2012Date of Patent: December 18, 2012Assignee: ABL IP Holding LLCInventors: John T. Mayfield, III, Russell Vern Rouse, George McIlwraith
-
Patent number: D672912Type: GrantFiled: March 7, 2012Date of Patent: December 18, 2012Assignee: ABL IP Holding LLCInventors: John T. Mayfield, III, Russell Vern Rouse, George McIlwraith
-
Patent number: D673324Type: GrantFiled: March 7, 2012Date of Patent: December 25, 2012Assignee: ABL IP Holding LLCInventors: John T. Mayfield, III, Russell Vern Rouse, George McIlwraith