Patents by Inventor Mark M. Bochain

Mark M. Bochain 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).

  • Composite shell for protecting an antenna of a formation evaluation tool
    Patent number: 5212495
    Abstract: A fiber reinforced polymer matrix composite shell for covering the elastomeric layer surrounding the antenna of a measurement-while-drilling borehole formation evaluation tool is disclosed. The shell protects the elastomeric layer and associated antenna from wear and abrasion. If damaged during drilling, the shell may be replaced at the drillsite with minimal downtime.
    Type: Grant
    Filed: July 25, 1990
    Date of Patent: May 18, 1993
    Assignee: Teleco Oilfield Services Inc.
    Inventors: David A. Winkel, Mark M. Bochain