Patents by Inventor Ronald Unterman

Ronald Unterman 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).

  • Method of biodegrading hydrophobic organic compounds
    Patent number: 5567324
    Abstract: A method of degrading hydrophobic organic compounds (HOCs) comprising heating the HOCs in the presence of a microorganism capable of metabolizing the HOCs to cause degradation thereof, an embodiment of such method including contacting at ambient temperature said HOCs with a microorganism capable of metabolizing the HOCs for a period of time sufficient to degrade some but not all of the HOCs, heating the HOCs not degraded, and thereafter contacting the HOCs not degraded with a microorganism capable of metabolizing said HOCs.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: October 22, 1996
    Assignee: Envirogen, Inc.
    Inventors: Randi K. Rothmel, Ronald Unterman
  • Mechanically mixed packed bed bioreactor
    Patent number: 5494574
    Abstract: A bioreactor for separating contaminants from fluid and degrading the separated contaminants is disclosed.
    Type: Grant
    Filed: August 9, 1994
    Date of Patent: February 27, 1996
    Assignee: Envirogen, Inc.
    Inventors: Ronald Unterman, Brian R. Folsom, A. Paul Togna