Patents by Inventor Dennis J. Siefer
Dennis J. Siefer 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: 20220090288Abstract: The present invention is directed towards an electrocoating system comprising a tank comprising at least one sidewall and configured to hold an electrodepositable coating composition for receiving a substrate to be coated, and a movable electrode positioned within the tank, wherein the movable electrode does not extend through the sidewall. Also disclosed herein are methods of coating substrates, systems for coating a substrate, and coated substrates.Type: ApplicationFiled: January 22, 2020Publication date: March 24, 2022Applicant: PPG Industries Ohio, Inc.Inventors: Brent A. Schwartz, Tammy L. Hutchinson, Tod M. Hough, Dennis J. Siefer, Judith A. Bethoski, Mark L. Follet, Irina G. Schwendeman, Amy E. Harrison
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Publication number: 20210388525Abstract: The present invention is directed towards an electrocoating system for electrocoating a substrate (500), the system comprising a tank (100) configured to hold an electrodepositable coating composition; at least one pump (200) in fluid communication with the tank, at least one return conduit (210) connecting the tank with an inlet of the pump, at least one recirculating pipe (300) comprising a first end in fluid communication with an outlet of the pump and a second end having at least one aperture, and the at least one recirculating pipe comprising at least one external electrode (400) positioned at least partially outside of the tank. Also disclosed herein are methods of coating substrates, systems for coating a substrate, and coated substrates.Type: ApplicationFiled: October 14, 2019Publication date: December 16, 2021Applicant: PPG Industries Ohio, Inc.Inventors: Brent A. Schwartz, Tammy L. Hutchinson, Dennis J. Siefer, Judith A. Bethoski, Irina G. Schwendeman, Mark L. Follet, Amy E. Harrison
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Patent number: 10717104Abstract: A coating system and related method for coating a part. The coating system having a process tank filled with a fluid coating material to a fluid coating level and an inert gas blanket formed above the fluid coating level. The coating system also having a process tank conveyor to support a part to be coated. The process tank conveyor having a submerge section which transfers the part through the inert gas blanket and below the fluid coating level, a coating residence section which maintains the part submerged below the fluid coating level for a coating period, a coating removal section which raises the part above the fluid coating level but below the inert gas blanket level, and an inert gas blanket residence section which maintains the part within the inert gas blanket level but above the fluid coating level for a drying period.Type: GrantFiled: March 26, 2018Date of Patent: July 21, 2020Assignee: METOKOTE CORPORATIONInventors: Brent A. Schwartz, Danielle N. Meienburg, Todd A. Hermiller, David J. McNamara, Dennis J. Siefer
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Patent number: 10556749Abstract: A conveyor system is disclosed and includes a plurality of conveyor sections, a lift assembly, and a telescoping joint. The conveyor sections define a conveying path extending from an upstream conveyor section to a downstream conveyor section with a translatable section disposed therebetween. Further, the translatable section includes a declined section, an inclined section, and an intermediate section. The lift assembly is operationally connected to the translatable section and includes a fully lifted position, a fully lowered position, and a plurality of intermediate positions therebetween. The telescoping joint is operationally connected to and positioned between two of the conveyor sections of the translatable section and is configured to contract in a linear direction as the lift assembly is actuated toward the fully raised position and is configured to expand in the linear direction as the lift assembly is actuated towards the fully lowered position.Type: GrantFiled: December 31, 2018Date of Patent: February 11, 2020Assignee: PPG Industries Ohio, Inc.Inventors: Brent A. Schwartz, Kent P. Kahle, David J. McNamara, Dennis J. Siefer
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Publication number: 20180207671Abstract: A coating system and related method for coating a part. The coating system having a process tank filled with a fluid coating material to a fluid coating level and an inert gas blanket formed above the fluid coating level. The coating system also having a process tank conveyor to support a part to be coated. The process tank conveyor having a submerge section which transfers the part through the inert gas blanket and below the fluid coating level, a coating residence section which maintains the part submerged below the fluid coating level for a coating period, a coating removal section which raises the part above the fluid coating level but below the inert gas blanket level, and an inert gas blanket residence section which maintains the part within the inert gas blanket level but above the fluid coating level for a drying period.Type: ApplicationFiled: March 26, 2018Publication date: July 26, 2018Applicant: MetoKote CorporationInventors: Brent A. Schwartz, Danielle N. Meienburg, Todd A. Hermiller, David J. McNamara, Dennis J. Siefer
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Patent number: 9956576Abstract: A coating system and related method for coating a part. The coating system having a process tank filled with a fluid coating material to a fluid coating level and an inert gas blanket formed above the fluid coating level. The coating system also having a process tank conveyor to support a part to be coated. The process tank conveyor having a submerge section which transfers the part through the inert gas blanket and below the fluid coating level, a coating residence section which maintains the part submerged below the fluid coating level for a coating period, a coating removal section which raises the part above the fluid coating level but below the inert gas blanket level, and an inert gas blanket residence section which maintains the part within the inert gas blanket level but above the fluid coating level for a drying period.Type: GrantFiled: April 22, 2014Date of Patent: May 1, 2018Assignee: Metokote CorporationInventors: Brent A. Schwartz, Danielle N. Meienburg, Todd A. Hermiller, David J. McNamara, Dennis J. Siefer
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Publication number: 20150298158Abstract: A coating system and related method for coating a part. The coating system having a process tank filled with a fluid coating material to a fluid coating level and an inert gas blanket formed above the fluid coating level. The coating system also having a process tank conveyor to support a part to be coated. The process tank conveyor having a submerge section which transfers the part through the inert gas blanket and below the fluid coating level, a coating residence section which maintains the part submerged below the fluid coating level for a coating period, a coating removal section which raises the part above the fluid coating level but below the inert gas blanket level, and an inert gas blanket residence section which maintains the part within the inert gas blanket level but above the fluid coating level for a drying period.Type: ApplicationFiled: April 22, 2014Publication date: October 22, 2015Applicant: MetoKote CorporationInventors: Brent A. Schwartz, Danielle N. Meienburg, Todd A. Hermiller, David J. McNamara, Dennis J. Siefer