Patents by Inventor Colin Ernest Howell

Colin Ernest Howell 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).

  • Micro-filtration
    Patent number: 7066336
    Abstract: A filter assembly for ultra-filtration of fluids such as waste water comprises a porous tube which is incrementally advanced into the fluid so as to expose a fresh portion periodically and maintain a flow rate over a period of time.
    Type: Grant
    Filed: May 31, 2001
    Date of Patent: June 27, 2006
    Assignee: ABB Limited
    Inventors: Sean Crispian Keeping, Dieter Binz, Colin Ernest Howell, Leslie Jamson, Robert Arthur Mead, Charles Lucas Greensted, David Edward Coe
  • Bio-sensor
    Patent number: 6689602
    Abstract: A compact bio-sensor is provided, particularly suitable for measuring biological oxygen demand, which includes micro-organisms for altering a biological parameter and sensors upstream and downstream of the organisms.
    Type: Grant
    Filed: May 31, 2001
    Date of Patent: February 10, 2004
    Assignee: ABB Automation Limited
    Inventors: Sean Crispian Keeping, Dieter Binz, Colin Ernest Howell, Leslie Jamson, Robert Arthur Mead, Charles Lucas Greensted, David Edward Coe
  • Micro-filtration
    Publication number: 20020179543
    Abstract: A filter assembly for ultra-filtration of fluids such as waste water comprises a porous tube which is incrementally advanced into the fluid so as to expose a fresh portion periodically and maintain a flow rate over a period of time.
    Type: Application
    Filed: May 31, 2001
    Publication date: December 5, 2002
    Inventors: Sean Crispian Keeping, Dieter Binz, Colin Ernest Howell, Leslie Jamson, Robert Arthur Mead, Carles Lucas Greensted, David Edward Coe
  • Bio-sensor
    Publication number: 20020015992
    Abstract: A compact bio-sensor is provided, particularly suitable for measuring biological oxygen demand, which includes micro-organisms for altering a biological parameter and sensors upstream and downstream of the organisms.
    Type: Application
    Filed: May 31, 2001
    Publication date: February 7, 2002
    Inventors: Sean Crispian Keeping, Dieter Binz, Colin Ernest Howell, Leslie Jamson