Patents by Inventor Brendan Noel Joseph Callinan

Brendan Noel Joseph Callinan 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).

  • Patent number: 8186882
    Abstract: A method of fabricating a bearing surface for a gas or air bearing is described. The method comprises taking a bulk bearing portion having at least one bearing surface region and providing a coating on the bearing surface region to define at least one gas pocket). The at least one gas pocket has a depth substantially equal to the thickness of the coating. In one example, laser ablation is used to remove part of the coating to form the gas pockets. The coating may be an anodized coating and the bulk bearing portion may be formed from aluminium. An air bearing component formed using the method is also described.
    Type: Grant
    Filed: June 26, 2007
    Date of Patent: May 29, 2012
    Assignee: Renishaw PLC
    Inventors: Hugo George Derrick, Stephen Paul Hunter, Brendan Noel Joseph Callinan