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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Warfield; Donald B.
Address:
Woodbine, MD
No. of patents:
7
Patents:












Patent Number Title Of Patent Date Issued
7918221 Installing a solar panel on a roof April 5, 2011
A method and apparatus for installing a solar array on the roof of a residence or the like which uses a pan in the installation of the solar modules that make up the array. The pan may also be used as part of the packaging of the solar modules. The pan is comprised of a length of mat
7745722 System for mounting a solar module on a roof or the like and method of installing June 29, 2010
A system and method for installing a solar module on a roof using a mounting structure which can be adjusted after it has been fixed to the roof. The mounting structure is comprised of a plate having a slot into which an adjustable bracket is slidably positioned. The mounting structu
7469456 Tool for setting expansion bolts December 30, 2008
A tool and method for installing an expansion bolt in a remote location where the expansion bolt is not readily accessible. The tool is comprised of a housing having a rod with a puller element on one end slidably mounted in the housing. A barrel is attached to and extends from the f
7333916 Performance monitor for a photovoltaic supply February 19, 2008
A method and apparatus is disclosed for monitoring the performance of a solar powered electrical supply where the supply comprises an array of photovoltaic cells that are mounted on a building. In one embodiment, the apparatus comprises: a device for producing a signal representative of
6465724 Photovoltaic module framing system with integral electrical raceways October 15, 2002
A multi-purpose photovoltaic module framing system is provided which combines and integrates the framing system with the photovoltaic electrical system. The user friendly framing system is easy to install and can be directly mounted to a roof surface without auxiliary brackets and be
6111189 Photovoltaic module framing system with integral electrical raceways August 29, 2000
A multi-purpose photovoltaic module framing system is provided which combines and integrates the framing system with the photovoltaic electrical system. The user friendly framing system is easy to install and can be directly mounted to a roof surface without auxiliary brackets and be
5098482 Vertical junction solar cell March 24, 1992
An improved vertical junction solar cell wherein the vertical junctions are formed by a plurality of grooves etched in the silicon wafer of the solar cell. The grooves define a plurality of walls having a top surface and side surfaces and a plurality of groove bottoms therebetween. In or










 
 
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