Patents by Inventor Colin G. McLaine

Colin G. McLaine 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).

  • Printer
    Patent number: 4663639
    Abstract: Apparatus for dispensing a liquid e.g. for graphic work, having a nozzle to which a high potential is applied from a high voltage generator. The nozzle has a porous wick e.g. a felt- or fibre- tip extending therefrom. The liquid reservoir and wick may be a cartridge, e.g. a felt-tip graphic marker. The apparatus may be a self-contained hand-held unit which can be `earthed` via the user's hand. Alternatively the apparatus can be in the form of a printer controlled by a control unit--e.g. a computer graphics plotter.
    Type: Grant
    Filed: March 26, 1985
    Date of Patent: May 5, 1987
    Assignee: Imperial Chemical Industries plc
    Inventors: David Owen, Colin G. McLaine