Patents Represented by Attorney Schwegman, Lundbert & Woessner, P.A.

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  • Anti-submarine warfare cluster munitions and cluster depth charges
    Patent number: 7503259
    Abstract: A system of cluster depth charges increases the probability of inflicting damage on an underwater target. In an embodiment, the cluster depth charges are within a housing, and have intelligent sensor, buoyancy, and tracking and homing systems. In another embodiment, the cluster depth charges have a gun attached to a buoyancy section. In another embodiment, the cluster depth charges have magnets so that the cluster depth charges can attach to the target.
    Type: Grant
    Filed: February 15, 2005
    Date of Patent: March 17, 2009
    Assignee: Lockheed Martin Corporation
    Inventor: Robert J. Howard
  • Vehicle seat
    Patent number: D665588
    Type: Grant
    Filed: January 19, 2012
    Date of Patent: August 21, 2012
    Assignee: Komatsu Ltd.
    Inventors: Hirofumi Wada, Yasuhiro Yanagida