Patents by Inventor Edward Hamburger

Edward Hamburger 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).

  • Golf club alignment device
    Patent number: 7059970
    Abstract: A golf club alignment device for aiding a user in striking a golf ball with a golf club having a head, shaft and handle. The alignment device includes a body having first and second ends. A clamp portion extends from the first end of the body and is adapted for resilient and removable attachment to the shaft of the golf club. The device further includes a sighting structure extending from the second end of the body. The sighting structure is configured having a width less than the diameter of the shaft.
    Type: Grant
    Filed: August 3, 2004
    Date of Patent: June 13, 2006
    Inventor: Edward Hamburger
  • Adjustably weighted golf club putter head with removable faceplates
    Patent number: 6641487
    Abstract: A golf club head includes a body adapted to be connected to a shaft. The body has a plurality of cavities formed therein for receiving weights to alter the weight characteristic of the golf club head. One of a plurality of different faceplates are adapted to be removably fastened to the body.
    Type: Grant
    Filed: March 15, 2001
    Date of Patent: November 4, 2003
    Inventor: Edward Hamburger
  • Golf club head having replaceable bounce angle portions
    Patent number: 6569029
    Abstract: A golf club head having a body including a striking surface and a lower portion which couples with one of a plurality of flanges adapted to be fastened to the lower portion of the body. Each flange is configured to have a lower ground engaging surface defining a predetermined bounce angle such that replacing one of the plurality of flanges alters the bounce angle of the head. Preferably, the flange includes a plurality of cavities for receiving interchangeable weights for altering the weight characteristics of the club head.
    Type: Grant
    Filed: August 23, 2001
    Date of Patent: May 27, 2003
    Inventor: Edward Hamburger
  • Adjustable golf club putter
    Patent number: 6213889
    Abstract: A golf club includes a head having a striking face and a shaft having first and second ends such that the shaft defines an axis. The club further includes a hosel assembly including a member having first and second ends. The first end of the member is fastened to the head. The hosel assembly also includes a hosel having first and second ends. The first end of the hosel is fastened to the shaft. The second end of the hosel is pivotally fastened to the second end of the member. A cam member is pivotally fastened to a first one of the hosel and the member about an axis. The cam member has a cam surface offset from the axis. The cam surface is engaged with a second one of the hosel and the member. The rotation of the cam member about the axis causes the cam surface to pivot the member relative to the hosel to change the lie or loft angle of the putter head relative to the shaft.
    Type: Grant
    Filed: January 22, 1999
    Date of Patent: April 10, 2001
    Inventor: Edward Hamburger