Patents by Inventor Leonardo C. Lopez
Leonardo C. Lopez 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: 20220145147Abstract: An adhesive composition for use in flooring applications that includes a moisture curable polymer system; a calcium carbonate filler system having a first spheroidal particle of calcium carbonate having an equivalent spherical mean diameter of 70 nanometer (nm) to 15 micrometer (?m) and a second spheroidal particle of calcium carbonate having an equivalent spherical mean diameter of greater than 15 ?m to 200 ?m; a seed oil based fatty acid ester; and a silane based adhesion promoter. The adhesive composition provides low viscosity along with high shear resistance, which helps to retain the troweled ridges to enable maximum coverage.Type: ApplicationFiled: January 3, 2020Publication date: May 12, 2022Applicant: Dow Global Technologies LLCInventors: Bindu Krishnan, Qiuyun Xu, Leonardo C. Lopez
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Patent number: 11018624Abstract: A photovoltaic assembly comprising: (a) at least two photovoltaic components that are adjacent to each other, each photovoltaic component comprising: (i) a partial connector channel in communication with a partial connector channel in an adjacent photovoltaic component and (ii) one or more connector receptors; (b) a connector located at least partially in the partial connector channel of the photovoltaic component and at least partially in the partial connector channel of the adjacent photovoltaic component so that the connector connects the photovoltaic component to the adjacent photovoltaic component, the connector comprising: a housing having: (1) a top housing and (2) a bottom housing, wherein the top housing and the bottom housing each include a first end and a second end; one or more flexible electrical conductors that extend from the first end to the second end; wherein the top housing and the bottom housing each include one or more mechanical flexing regions that allow the housing to mechanically flexType: GrantFiled: August 3, 2015Date of Patent: May 25, 2021Assignee: Dow Global Technologies LLCInventors: Piyush R. Thakre, Abhijit A. Namjoshi, Jay M. Tudor, Joseph A. Langmaid, Keith L. Kauffmann, Leonardo C. Lopez
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Patent number: 10734942Abstract: A photovoltaic module comprising: (a) a photovoltaic laminate including: (i) one or more connectors connected to and extending from the photovoltaic laminate, and (ii) one or more integrated frames each including one or more engagement features, and the one or more integrated frames being in communication with each of the one or more connectors; and wherein the one or more engagement features are asymmetrical so that each of the one or more connectors can only be installed in each of the one or more integrated frames in a single configuration; and wherein each of the one or more integrated frames are connected to the photovoltaic laminate in a location proximate to the one or more connectors so that the one or more integrated frames provide support to the one or more connectors during the manufacturing process, during use, during installation, or a combination thereof.Type: GrantFiled: June 20, 2016Date of Patent: August 4, 2020Assignee: Dow Global Technologies LLCInventors: Leonardo C. Lopez, Gerald K. Eurich, Kurt A. Koppi, Joseph A. Langmaid
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Patent number: 10651785Abstract: A photovoltaic assembly comprising; (a) at least two photovoltaic components that are adjacent to each other in a first direction, each photovoltaic component comprising (i) a partial recess in communication with the partial recess in an adjacent photovoltaic component and (ii) one or more connector receptors aligned in a second direction which is non-parallel to the first direction; (b) a connector located at feast partially in the partial recess of the photovoltaic component and at least partially in the partial recess of the adjacent photovoltaic component so that the connector connects the photovoltaic component to the adjacent photovoltaic component, the connector comprising: (i) a flexible housing having a first end and a second end; (ii) one or more connection ports at the first end; (iii) one or more connection ports at the second end; and (iv) one more flexible electrical conductors that extend from the one or more connection ports at the first end to the one or more connection ports at the second enType: GrantFiled: June 4, 2014Date of Patent: May 12, 2020Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: James R. Keenihan, Leonardo C. Lopez, Joseph A. Langmaid, Shane Washburn, Darius Eghbal, Vijay Karthik Koneru, Kelvin L. Leung
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Patent number: 10574178Abstract: A photovoltaic element comprising: (a) a photovoltaic assembly; (b) a shingle portion connected to the photovoltaic assembly, the shingle portion including: (i) one or more flexible regions and (ii) one or more attachment regions; wherein the one or more attachment regions connect the photovoltaic element to a structure and the one or more flexible regions are flexed so that all or a portion of the attachment regions are located below the shingle portion; and wherein the one or more flexible regions, the one or more attachment regions, or both include one more drainage elements.Type: GrantFiled: October 13, 2016Date of Patent: February 25, 2020Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: Leonardo C. Lopez, Susan M. Zerull, James J. O'Brien
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Patent number: 10432134Abstract: A solar module (2) comprising; (a) an active portion (4) and (b) a support portion (6), wherein the support portion (8) includes a plurality of reinforcement ribs (20) in a series of interconnected or partially interconnected patterns. The solar module (2) may include an intermediate portion (6C) acting as a structural interface between the active portion (4) and the support portion (6). The intermediate portion (6C) may include one or more gate locations (10, 12). The plurality of reinforcement ribs (20) may extend at an angle along the support portion (6) so that an effective modulus of the support portion (6) along a width direction is substantially equal to an effective modulus of the support portion (6) along a length direction.Type: GrantFiled: April 7, 2014Date of Patent: October 1, 2019Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: James R. Keenihan, Leonardo C. Lopez, Kwanho Yang, Joseph A. Langmaid
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Publication number: 20190109559Abstract: A plurality of photovoltaic components (3) comprising: (a) one or more rows of overlapping active components (20) comprising a plurality of connection members (10) and (b) one or more flashing components (60) comprising a plurality of connection members (10); wherein the plurality of connection members (10) of the one or more rows of overlapping active components (20) and the plurality of connection members (10) of the flashing components (60) form a mating relationship in a mating region so that the one or more rows of overlapping active components and the one or more flashing components are connected together such that fluid is prevented from passing between the one or more rows of overlapping active components and the one or more flashing components in the mating region, and wherein the connection members are located inward of a peripheral edge and/or prevent wind uplift.Type: ApplicationFiled: July 5, 2016Publication date: April 11, 2019Inventors: Joseph A. Langmaid, Leonardo C. Lopez, Gerald K. Eurich, Stephen G. Pisklak
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Publication number: 20190058437Abstract: A photovoltaic element comprising: (a) a photovoltaic assembly; (b) a shingle portion connected to the photovoltaic assembly, the shingle portion including: (i) one or more flexible regions and (ii) one or more attachment regions; wherein the one or more attachment regions connect the photovoltaic element to a structure and the one or more flexible regions are flexed so that all or a portion of the attachment regions are located below the shingle portion; and wherein the one or more flexible regions, the one or more attachment regions, or both include one more drainage elements.Type: ApplicationFiled: October 13, 2016Publication date: February 21, 2019Inventors: Leonardo C. LOPEZ, Susan M. ZERULL, James J. O'BRIEN
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Publication number: 20180219512Abstract: A photovoltaic array comprising: three or more overlapping rows of photovoltaic modules wherein at alternating ends, adjacent rows of photovoltaic modules are interconnected by a row-to-row flashing piece wherein a first row of photovoltaic modules extend a distance beyond a second row of photovoltaic modules and a third row of photovoltaic modules and the second row of photovoltaic modules is in communication with one or more flashing components that extend the second row of photovoltaic modules at least the distance that the first row of photovoltaic modules extend.Type: ApplicationFiled: July 1, 2016Publication date: August 2, 2018Inventors: Joseph A. Langmaid, Leonardo C. Lopez, Gerald K. Eurich
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Publication number: 20180212566Abstract: A photovoltaic array system comprising: (a) one or more photovoltaic modules; (b) one or more flashing pieces; and (c) one or more installation indicators on the one or more photovoltaic modules, the one or more flashing pieces, or both that depict the installation location of the one or more adjacent flashing pieces within the photovoltaic array system.Type: ApplicationFiled: July 8, 2016Publication date: July 26, 2018Applicant: Dow Global Technologies LLCInventors: Leonardo C. Lopez, Joseph A. Langmaid, Stephen G. Pisklak, James R. Keenihan
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Publication number: 20180212565Abstract: A photovoltaic array system comprising: (a) a plurality of photovoltaic components that are configured to be connected together; and (b) one or more alignment features located on at least two of the plurality of photovoltaic components; wherein the one or more alignment features are located in a side edge region of at least one of the plurality of photovoltaic components and in a top edge region of at least one of the plurality of photovoltaic components, and the one or more alignment features indicate when two or more of the plurality of photovoltaic components are aligned relative to each other so that the two or more photovoltaic components can be mated together to form a fixed connection.Type: ApplicationFiled: July 5, 2016Publication date: July 26, 2018Inventors: Leonardo C. Lopez, Joseph A. Langmaid, Gerald K. Eurich, John C. McKeen
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Publication number: 20180198404Abstract: A photovoltaic module comprising: (a) a photovoltaic laminate including: (i) one or more connectors connected to and extending from the photovoltaic laminate, and (ii) one or more integrated frames each including one or more engagement features, and the one or more integrated frames being in communication with each of the one or more connectors; and wherein the one or more engagement features are asymmetrical so that each of the one or more connectors can only be installed in each of the one or more integrated frames in a single configuration; and wherein each of the one or more integrated frames are connected to the photovoltaic laminate in a location proximate to the one or more connectors so that the one or more integrated frames provide support to the one or more connectors during the manufacturing process, during use, during installation, or a combination thereof.Type: ApplicationFiled: June 20, 2016Publication date: July 12, 2018Inventors: Leonardo C. Lopez, Gerald A. Eurich, Kurt A. Koppi, Joseph A. Langmaid
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Publication number: 20170331415Abstract: An integrated frame comprising: (a) an integration portion that forms a cantilever connection with a stack of material, (b) a cover connected to and extending from the integration portion, and (c) a pair of extensions connected to and extending from the cover, wherein the cover extends over and protects a connector that is connected to and extending from the stack of material.Type: ApplicationFiled: October 21, 2015Publication date: November 16, 2017Inventors: Kurt A. Koppi, Leonardo C. Lopez, Abhijit A. Namjoshi, Gerald K. Eurich, Jay M. Tudor, Joseph A. Langmaid, Mark J. Lux, Matthew A. Stempki
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Publication number: 20170317644Abstract: A photovoltaic assembly comprising: (a) at least two photovoltaic components that are adjacent to each other, each photovoltaic component comprising: (i) a partial connector channel in communication with a partial connector channel in an adjacent photovoltaic component and (ii) one or more connector receptors; (b) a connector located at least partially in the partial connector channel of the photovoltaic component and at least partially in the partial connector channel of the adjacent photovoltaic component so that the connector connects the photovoltaic component to the adjacent photovoltaic component, the connector comprising: a housing having: (1) a top housing and (2) a bottom housing, wherein the top housing and the bottom housing each include a first end and a second end; one or more flexible electrical conductors that extend from the first end to the second end; wherein the top housing and the bottom housing each include one or more mechanical flexing regions that allow the housing to mechanically flexType: ApplicationFiled: August 3, 2015Publication date: November 2, 2017Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Piyush R. Thakre, Abhijit A. Namjoshi, Jay M. Tudor, Joseph A. Langmaid, Keith L. Kauffmann, Leonardo C. Lopez
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Publication number: 20170248344Abstract: A photovoltaic module comprising: a base plate and a photovoltaic laminate that are connected together; wherein the photovoltaic module is configured to be directly connected to a roofing structure and provide roofing functions, and wherein the photovoltaic laminate is removable from the base plate without damaging the base plate and the base plate retains its roofing functions when the photovoltaic laminate is removed.Type: ApplicationFiled: October 8, 2015Publication date: August 31, 2017Inventors: Keith L. Kauffmann, Leonardo C. Lopez, Gerald K. Eurich, Patrick M. Kelleher, Joseph A. Langmaid, Mark J. Lux, Abhijit A. Namjoshi, Chad V. Schuette, Matthew A. Stempki, Jay M. Tudor, Kwanho Yang
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PHOTOVOLTAIC DEVICES WITH SEALANT LAYER AND LAMINATE ASSEMBLY FOR IMPROVED WET INSULATION RESISTANCE
Publication number: 20170201205Abstract: Photovoltaic Devices with Sealant Layer and Laminate Assembly for Improved Wet Insulation Resistance A photovoltaic device comprising: a polymeric frame; one or more photovoltaic cells that include one or more electric circus assemblies; one or more connector assemblies comprising: (I) one or more terminals (24), (ii) a connector body disposed about the one or more terminals, and (iii) a sealant layer (28) that is disposed about the connector body (26); wherein the one or more connector assemblies are in electrical communication with the one or more electric circuit assemblies and the one or more electronic circuit assemblies are at least partially encased in the polymeric frame; and wherein the sealant layer has sufficient heat resistance that the sealant layer will not reflow during lamination and/or injection molding.Type: ApplicationFiled: May 26, 2015Publication date: July 13, 2017Inventors: Ryan S. GASTON, Leonardo C. LOPEZ, John C. McKEEN, Narayan RAMESH, Jason A. REESE, Jie FENG, Ankur KHARE -
Publication number: 20170099029Abstract: The present invention is premised upon an improved photovoltaic device (“PV device”) more particularly to an improved photovoltaic device with a multilayered photovoltaic cell assembly and a body portion joined at an interface region and including an intermediate layer, at least one interconnecting structural member, relieving feature, unique component geometry or any combination thereof.Type: ApplicationFiled: November 29, 2016Publication date: April 6, 2017Inventors: Jason A. Reese, James R. Keenihan, Ryan S. Gaston, Keith L. Kauffmann, Joseph A. Langmaid, Leonardo C. Lopez, Kevin D. Maak, Michael E. Mills, Narayan Ramesh, Samar R. Teli
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Patent number: 9602046Abstract: The present invention is premised upon an improved photovoltaic device (“PV device”), more particularly to an improved photovoltaic device with a multilayered photovoltaic cell assembly and a body portion joined at an interface region and including an intermediate layer, at least one interconnecting structural member, relieving feature, unique component geometry, or any combination thereof.Type: GrantFiled: December 12, 2011Date of Patent: March 21, 2017Assignee: Dow Global Technologies LLCInventors: Jason A Reese, James R Keenihan, Ryan S Gaston, Keith L Kauffmann, Joseph A Langmaid, Leonardo C Lopez, Kevin D Maak, Michael E Mills, Narayan Ramesh, Samar R Teli
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Patent number: 9564545Abstract: The present invention is premised upon an assembly that includes at least a photovoltaic sheathing element capable of being affixed on a building structure. The shingle including at least a photovoltaic cell assembly, a body portion attached to one or more portions of the photovoltaic cell assembly. Wherein the body portion includes one or more top peripheral tabs each capable of fitting under one or more vertically adjoining devices.Type: GrantFiled: March 22, 2012Date of Patent: February 7, 2017Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: James R Keenihan, Joseph A Langmaid, Leonardo C. Lopez
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Patent number: 9537033Abstract: The present invention is premised upon a system and method for an improved photovoltaic cladding device array with an interface member (500) for use on a building structure with other non-solar cladding materials (600). The interface member is disposed under a portion of the photovoltaic cladding elements (P) and includes a photovoltaic cladding element nesting portion and a building sheatin nesting portion.Type: GrantFiled: July 27, 2012Date of Patent: January 3, 2017Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: Joseph A Langmaid, James R Kennihan, Leonardo C Lopez