Patents by Inventor Kevin M. Mieczkowski

Kevin M. Mieczkowski 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).

  • Multi-planar gas recovery bioreactor
    Patent number: 8292543
    Abstract: A bioreactor including one or more features that improve bioreactor liquid infiltration and gas recovery including a porous material layer having a layer of first porous material including a trench, a second porous material located in the trench and extending beyond the top surface of the layer of first porous material and perforated gas recovery piping located in the second porous material.
    Type: Grant
    Filed: August 19, 2008
    Date of Patent: October 23, 2012
    Assignee: Waste Management, Inc.
    Inventors: Gary R. Hater, Kevin M. Mieczkowski, Roger Green, John A. Barbush
  • In-Situ Reclaimable Anaerobic Composter
    Publication number: 20110045580
    Abstract: An in-situ dry anaerobic composter containing 40% to 75% by weight solids and located in a section of ground including a pit having side walls and a bottom, an essentially impervious liner located in the pit such that the liner abuts the pit side walls and bottom to form a lined pit, a compostable material located in the lined pit and a gas management system for extracting a gaseous anaerobic decomposition product from the compostable material as well as methods for operating the anaerobic composter.
    Type: Application
    Filed: February 16, 2010
    Publication date: February 24, 2011
    Inventors: Gary R. Hater, Roger B. Green, Christopher J. Pierce, Kevin M. Mieczkowski, Gregory C. Cekander
  • Multi-Planar Gas Recovery Bioreactor
    Publication number: 20090269140
    Abstract: A bioreactor including one or more features that improve bioreactor liquid infiltration and gas recovery including a porous material layer having a layer of first porous material including a trench, a second porous material located in the trench and extending beyond the top surface of the layer of first porous material and perforated gas recovery piping located in the second porous material.
    Type: Application
    Filed: August 19, 2008
    Publication date: October 29, 2009
    Inventors: Gary R. Hater, Kevin M. Mieczkowski, Roger Green, John A. Barbush