Patents Assigned to Rosi
  • Drive shaft with a coupling arrangement
    Patent number: 4964839
    Abstract: A drive shaft connectable to a motor or geared motor and including a coupling arrangement attachable to tool shafts of rotating tools having, for example, heads for milling, polishing or grinding, so that easy handling of the tools is accomplished in processing small pieces of work and in beauty treatment applications while permitting easy connection to and rapid change of the tools with the coupling element. The drive shaft consists of flexible steel wire of circular profile, or of flexible steel wire with several concentric layers of wire wound around a core of flexible steel wire and having a circular profile and which is disposed in a tightly wound coiled tube made of synthetic material or steel wire. A tubular housing is attached to the coiled tube on the side away from the motor and in which a cylindrical coupling element is disposed, so that it can be rotated. A permanent magnet is secured in the coupling element whose rear end is firmly attached centrically to the forward end of the drive shaft.
    Type: Grant
    Filed: October 26, 1988
    Date of Patent: October 23, 1990
    Assignee: Rosy B. Versand GmbH
    Inventor: Peter Gloor
  • Special cut corner princess precious stone
    Patent number: D503649
    Type: Grant
    Filed: September 4, 2003
    Date of Patent: April 5, 2005
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Round brilliant star gemstone
    Patent number: D511709
    Type: Grant
    Filed: July 15, 2003
    Date of Patent: November 22, 2005
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Precious stone design
    Patent number: D474709
    Type: Grant
    Filed: March 12, 2002
    Date of Patent: May 20, 2003
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Precious stone design
    Patent number: D474995
    Type: Grant
    Filed: June 11, 2002
    Date of Patent: May 27, 2003
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Precious stone design
    Patent number: D476257
    Type: Grant
    Filed: March 12, 2002
    Date of Patent: June 24, 2003
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Precious stone design
    Patent number: D478528
    Type: Grant
    Filed: January 16, 2002
    Date of Patent: August 19, 2003
    Assignee: Rosy Blue, N.V.
    Inventors: Dilip R. Mehta, Priti Harshad Mehta
  • Precious stone design
    Patent number: D479693
    Type: Grant
    Filed: October 3, 2002
    Date of Patent: September 16, 2003
    Assignee: Rosy Blue NV
    Inventors: Dilip R. Mehta, Priti Harshad Mehta
  • Precious stone design
    Patent number: D480983
    Type: Grant
    Filed: October 2, 2002
    Date of Patent: October 21, 2003
    Assignee: Rosy Blue, N.V.
    Inventors: Dilip R. Mehta, Priti Harshad Mehta
  • Cut corner princess stone design
    Patent number: D484825
    Type: Grant
    Filed: February 25, 2003
    Date of Patent: January 6, 2004
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Precious stone flower design
    Patent number: D485205
    Type: Grant
    Filed: November 6, 2002
    Date of Patent: January 13, 2004
    Assignee: Rosy Blue, N.V.
    Inventor: Joe Chih-Chung Yuan
  • Infinity cut stone design
    Patent number: D485506
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: January 20, 2004
    Assignee: Rosy Blue, Inc.
    Inventor: Dilip Shah
  • High faceted precious stone design V (RB1-73)
    Patent number: D490014
    Type: Grant
    Filed: March 12, 2002
    Date of Patent: May 18, 2004
    Assignee: Rosy Blue N.V.
    Inventor: Dilip R. Mehta
  • Round cut stone design
    Patent number: D491093
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: June 8, 2004
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Marquise cut stone design
    Patent number: D491094
    Type: Grant
    Filed: January 2, 2003
    Date of Patent: June 8, 2004
    Assignee: Rosy Blue N.V.
    Inventor: Dilip R. Mehta
  • Twelve point round cut precious stone
    Patent number: D493120
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: July 20, 2004
    Assignee: Rosy Blue N.V.
    Inventor: Dilip R. Mehta
  • Five petal flower gemstone
    Patent number: D493381
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: July 27, 2004
    Assignee: Rosy Blue, N.V.
    Inventor: Joe Chih-Chung Yuan
  • RB2-73 round cut precious stone design
    Patent number: D494083
    Type: Grant
    Filed: March 20, 2003
    Date of Patent: August 10, 2004
    Assignee: Rosy Blue N.V.
    Inventor: Dilip R. Mehta
  • Marquise cut precious stone design
    Patent number: D498170
    Type: Grant
    Filed: March 28, 2003
    Date of Patent: November 9, 2004
    Assignee: Rosy Blue N.V., A Corp. of Belgium
    Inventors: Dilip R. Mehta, Priti Harshad Mehta
  • Finger ring
    Patent number: D373741
    Type: Grant
    Filed: June 10, 1994
    Date of Patent: September 17, 1996
    Assignee: Rosy Blue N.V.
    Inventor: Dilip Mehta