Patents Assigned to Ambar Diamonds, Inc.
  • Invisible setting for precious stones for jewelry
    Patent number: 5713219
    Abstract: A diamond having a girdle with oppositely located flattened portions is disclosed. Each of the flattened portions has a cut-out with sloped walls. The girdle preferably has facets at its circumference, except at its flattened portion. The diamond is set into a barrel having a ridge member comprising a prong dimension to fit into the respective cut-out and to frictionally engage one of the sloped walls of the cut-out, thereby, rigidly securing the diamond to the barrel.
    Type: Grant
    Filed: April 25, 1996
    Date of Patent: February 3, 1998
    Assignee: Ambar Diamonds, Inc.
    Inventor: Israel Itzkowitz
  • Invisible setting for round diamonds
    Patent number: 5649434
    Abstract: A round diamond having a girdle with oppositely located flattened portions is disclosed. Each of the flattened portions has a cut-out with sloped walls. The girdle preferably has facets at its circumference, except at its flattened portion. The round diamond is set into a barrel having a ridge member comprising a prong dimension to fit into the respective cut-out and to frictionally engage one of the sloped walls of the cut-out, thereby, rigidly securing the diamond to the barrel.
    Type: Grant
    Filed: January 18, 1996
    Date of Patent: July 22, 1997
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Finger ring
    Patent number: D374411
    Type: Grant
    Filed: August 28, 1995
    Date of Patent: October 8, 1996
    Assignee: Ambar Diamonds Inc.
    Inventor: Betzalel Ambar
  • Jeweled earring
    Patent number: D379601
    Type: Grant
    Filed: July 24, 1995
    Date of Patent: June 3, 1997
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Finger ring
    Patent number: D383997
    Type: Grant
    Filed: September 13, 1994
    Date of Patent: September 23, 1997
    Assignee: Ambar Diamonds, Inc.
    Inventor: Betzalel Ambar
  • Finger ring
    Patent number: D386438
    Type: Grant
    Filed: August 19, 1996
    Date of Patent: November 18, 1997
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Earring
    Patent number: D386439
    Type: Grant
    Filed: May 20, 1996
    Date of Patent: November 18, 1997
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Jewelry setting
    Patent number: D386443
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: November 18, 1997
    Assignee: Ambar Diamonds, Inc.
    Inventor: Israel Itzkowitz
  • Combined gemstone and setting
    Patent number: D387302
    Type: Grant
    Filed: April 23, 1996
    Date of Patent: December 9, 1997
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Combined gemstone and setting
    Patent number: D388015
    Type: Grant
    Filed: April 23, 1996
    Date of Patent: December 23, 1997
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Combined gemstone and setting
    Patent number: D392591
    Type: Grant
    Filed: March 3, 1997
    Date of Patent: March 24, 1998
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Pendant
    Patent number: D394824
    Type: Grant
    Filed: May 5, 1997
    Date of Patent: June 2, 1998
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Bracelet
    Patent number: D400118
    Type: Grant
    Filed: October 16, 1997
    Date of Patent: October 27, 1998
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Finger ring
    Patent number: D400119
    Type: Grant
    Filed: March 10, 1997
    Date of Patent: October 27, 1998
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Ring
    Patent number: D400120
    Type: Grant
    Filed: March 27, 1997
    Date of Patent: October 27, 1998
    Assignee: Ambar Diamonds Inc.
    Inventor: Israel Itzkowitz
  • Two stone jewelry setting
    Patent number: D400121
    Type: Grant
    Filed: March 17, 1997
    Date of Patent: October 27, 1998
    Assignee: Ambar Diamonds Inc.
    Inventor: Betzalel Ambar
  • Gemstone
    Patent number: D400470
    Type: Grant
    Filed: November 19, 1997
    Date of Patent: November 3, 1998
    Assignee: Ambar Diamonds Inc.
    Inventor: Betzalel Ambar
  • Gemstone
    Patent number: D400817
    Type: Grant
    Filed: February 24, 1997
    Date of Patent: November 10, 1998
    Assignee: Ambar Diamonds, Inc.
    Inventor: Betzalel Ambar
  • Gemstone
    Patent number: D401183
    Type: Grant
    Filed: April 8, 1997
    Date of Patent: November 17, 1998
    Assignee: Ambar Diamonds, Inc.
    Inventor: Betzalel Ambar
  • Gemstone
    Patent number: D402582
    Type: Grant
    Filed: November 4, 1996
    Date of Patent: December 15, 1998
    Assignee: Ambar Diamonds, Inc.
    Inventor: Betzalel Ambar