Patents by Inventor John Willwerth
John Willwerth 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).
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Publication number: 20080224023Abstract: An example concrete wall form assembly includes a frame having a plurality of studs. A first panel and a second panel fasten to the plurality of studs. The first panel and the second panel span the studs to provide a wall form that has a concrete receiving cavity having a cavity height. The wall form includes an aperture for moving concrete through the wall form to the concrete receiving cavity. The aperture has a first aperture height less than the concrete receiving cavity height.Type: ApplicationFiled: March 16, 2007Publication date: September 18, 2008Inventors: Oscar Stefanutti, John Willwerth
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Publication number: 20070210237Abstract: A concrete form panel has a plurality of studs. A first and second panel are fastened to the studs to define concrete receiving cavities between the first panel and the second panel. A fastening strip attaches the panels to the stud and is vertically oriented. In addition, a netting may span the studs. An opening extending from panel to panel may create a concrete-to-concrete interface between concrete in the form panel and a concrete footing. A column may be formed in this fashion. Moreover, ports, such as windows and door, may be provided in wall assembly. The assembly may be attached by a truss anchor to a truss for a roof.Type: ApplicationFiled: May 15, 2007Publication date: September 13, 2007Inventors: Oscar Stefanutti, Timothy Alvaro, Paul Stefanutti, John Willwerth
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Patent number: 7254925Abstract: A concrete form panel has a plurality of studs. A first and second panel are fastened to the studs to define concrete receiving cavities between the first panel and the second panel. A fastening strip attaches the panels to the stud and is vertically oriented. In addition, a netting may span the studs. An opening extending from panel to panel may create a concrete-to-concrete interface between concrete in the form panel and a concrete footing. A column may be formed in this fashion. Moreover, ports, such as windows and door, may be provided in wall assembly. The assembly may be attached by a truss anchor to a truss for a roof.Type: GrantFiled: July 21, 2003Date of Patent: August 14, 2007Assignee: Efficient Building Systems, L.L.C.Inventors: Oscar Stefanutti, Timothy Alvaro, Paul Stefanutti, John Willwerth
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Patent number: 6764732Abstract: A magnet receptive medium comprises a sheet having a first surface, a second surface, and an interior between the first surface and the second surface. At least one pathway between at least one of the surfaces and through the interior is formed. Magnetic particles of a predetermined size sufficient to pass through the pathways exist in such pathways. A binding agent may bind the particles to the interior.Type: GrantFiled: July 11, 2002Date of Patent: July 20, 2004Assignee: Magna Paper LLCInventors: Paul Stefanutti, John Willwerth, Dayton J. Deetz
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Publication number: 20040016194Abstract: A concrete form panel has a plurality of studs. A first and second panel are fastened to the studs to define concrete receiving cavities between the first panel and the second panel. A fastening strip attaches the panels to the stud and is vertically oriented. In addition, a netting may span the studs. An opening extending from panel to panel may create a concrete-to-concrete interface between concrete in the form panel and a concrete footing. A column may be formed in this fashion. Moreover, ports, such as windows and door, may be provided in wall assembly. The assembly may be attached by a truss anchor to a truss for a roof.Type: ApplicationFiled: July 21, 2003Publication date: January 29, 2004Inventors: Oscar Stefanutti, Timothy Alvaro, Paul Stefanutti, John Willwerth
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Publication number: 20040009326Abstract: A magnet receptive medium comprises a sheet having a first surface, a second surface, and an interior between the first surface and the second surface. At least one pathway between at least one of the surfaces and through the interior is formed. Magnetic particles of a predetermined size sufficient to pass through the pathways exist in such pathways. A binding agent may bind the particles to the interior.Type: ApplicationFiled: July 11, 2002Publication date: January 15, 2004Inventors: Paul Stefanutti, John Willwerth, Dayton J. Deetz
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Publication number: 20030152731Abstract: A magnet receptive surface covering comprises a nonferrous layer and a layer of ferromagnetic particles applied to the nonferrous layer. An adhesive layer is applied to the nonferrous layer. A cover sheet may cover the adhesive until the magnet receptive surface is to be applied to a surface, such as a wall.Type: ApplicationFiled: February 8, 2002Publication date: August 14, 2003Inventors: Dayton J. Deetz, Sandra L. Deetz, John Willwerth, Paul Stefanuti
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Patent number: 6035991Abstract: An automatic transmission clutch plate provides reduced drag in a wet clutch environment by employing independent offset slots through a friction lining applied to an annular clutch plate. The slots extend through the friction lining from at least one inner or outer peripheral edge of the ring to a terminating point between the radially inner and outer edges. In addition, slots through the friction lining extending from the radially inner edge are offset from the grooves extending through the lining from the radially outer edge. Preferably, the friction lining is formed by segments, and slots can be conveniently formed through the lining between radial edges spaced apart from each other on adjacent arcuate lining segments. In addition, the arcuate segments preferably include overlapping ends to form the offset slots.Type: GrantFiled: December 11, 1996Date of Patent: March 14, 2000Assignee: Advanced Friction Materials, Inc.Inventors: John Willwerth, Gregory J. Guitar
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Patent number: 6019205Abstract: A method and apparatus for assembling a clutch plate includes forming arcuate segments from a friction material sheet, applying the arcuate segments to the ring in a fixed location with a temporary adherent, preferably to define intermediate spaces between the arcuate segments, and bonding the arcuate segments to the annular ring surface to form an automatic transmission clutch plate. Preferably, a set of multiple arcuate segments with independent edge boundaries are applied in a single workstation, and one or more sets may be applied to each annular surface by appropriately indexing the ring with respect to the application equipment. Preferably, the arcuate segments are formed by stamping the segments from sheets, the cuttings arranged at closely spaced positions on the sheet to reduce friction material waste.Type: GrantFiled: July 1, 1998Date of Patent: February 1, 2000Assignee: Raytech Automotive Components CompanyInventors: John Willwerth, Gregory J. Guitar
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Patent number: 5776288Abstract: A method and apparatus for assembling a clutch plate includes forming arcuate segments from a friction material sheet, applying the arcuate segments to the ring in a fixed location with a temporary adherent, preferably to define intermediate spaces between the arcuate segments, and bonding the arcuate segments to the annular ring surface to form an automatic transmission clutch plate. Preferably, a set of multiple arcuate segments with independent edge boundaries are applied in a single workstation, and one or more sets may be applied to each annular surface by appropriately indexing the ring with respect to the application equipment. Preferably, the arcuate segments are formed by stamping the segments from sheets, the cuttings arranged at closely spaced positions on the sheet to reduce friction material waste. Preferably, the stamping die displaces the cut arcuate segment to its fixed location on the annular ring.Type: GrantFiled: May 7, 1996Date of Patent: July 7, 1998Assignee: Automotive Composites CompanyInventors: Oscar E. Stefanutti, John Willwerth, Gregory J. Guitar