Patents by Inventor Paul J. MARKEVICIUS

Paul J. MARKEVICIUS 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).

  • Publication number: 20190298873
    Abstract: The escalator handrail decontamination system includes at least one sealed decontamination unit, for safe and localized decontamination environment, including at least one ozone generator, at least one ozone concentration sensor at the decontamination zone, at least one ozone destruction unit for converting ozone to oxygen; at least one ozone safety sensor for monitoring ozone level in the area surrounding the moving handrail belt; at least one secondary ozone destruction unit downstream of the at least one safety sensor; an intermediate controller and a central controller. The ozone output from the EHDS ozone generator is constantly monitored by an ozone concentration sensor to ensure minimum efficacy levels of ozone are maintained and to ensure ozone output remains within designated safety levels. The EHDS is positioned at the unseen lower section of the revolving handrail.
    Type: Application
    Filed: September 25, 2017
    Publication date: October 3, 2019
    Inventors: Saulius CAJAUSKIS, Paul J. MARKEVICIUS, Modestas BUNOKAS