Patents by Inventor Donald E. Ralstin

Donald E. Ralstin 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).

  • Slide lock carrier
    Patent number: 5584717
    Abstract: An IC package mounting device that includes a plurality of independently operative sliding latches or clips to secure the IC package to the device. The sliding latches are housed in guide slots that prevent the latches from becoming disengaged from the carrier assembly, with the guide slots being oriented at an angle relative to the lateral peripheral dimensions of the IC package.
    Type: Grant
    Filed: November 18, 1994
    Date of Patent: December 17, 1996
    Assignee: Wells Electronics, Inc.
    Inventors: Mechelle L. Radde, Donald E. Ralstin, Craig J. Reske
  • Leadless chip carrier socket
    Patent number: 4623208
    Abstract: A leadless chip carrier socket which includes conductive contacts which electrically contact the carrier. The contacts include an outwardly extending cantilevered projection to allow the contacts to be shifted outwardly on downward engaging movement of the top of the socket to allow insertion or removal of the carrier.
    Type: Grant
    Filed: April 3, 1985
    Date of Patent: November 18, 1986
    Assignee: Wells Electronic, Inc.
    Inventors: Joseph A. Kerul, Donald E. Ralstin
  • Single piece carrier for integrated circuit devices
    Patent number: 4435724
    Abstract: A single piece carrier which is for an integrated circuit device having oppositely extending leads and which utilizes opposed marginal tabs connected to torsional bar parts to hold the integrated circuit device within the carrier.
    Type: Grant
    Filed: September 10, 1981
    Date of Patent: March 6, 1984
    Assignee: Wells Electronics, Inc.
    Inventor: Donald E. Ralstin
  • Integrated circuit carrier connector
    Patent number: 4378139
    Abstract: An electrical connector which is for accommodating integrated circuit carriers and which includes opposed latches used to secure the carrier to the connector frame by individual over-center securement.
    Type: Grant
    Filed: July 14, 1981
    Date of Patent: March 29, 1983
    Assignee: Wells Electronics, Inc.
    Inventors: Wendell L. Griffin, Donald E. Ralstin
  • Leadless chip carrier socket
    Patent number: RE35693
    Abstract: A leadless chip carrier socket which includes conductive contacts which electrically contact the carrier. The contacts include an outwardly extending cantilevered projection to allow the contacts to be shifted outwardly on downward engaging movement of the top of the socket to allow insertion or removal of the carrier.
    Type: Grant
    Filed: March 20, 1995
    Date of Patent: December 16, 1997
    Assignee: Wells Electronics, Inc.
    Inventors: Joseph A. Kerul, Donald E. Ralstin