PK

Premkumar L. Kothari

F( Fine Jewellery (India): 15 patents #1 of 2Top 50%
Overall (All Time): #278,734 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
D620387 Jewelry setting 2010-07-27
7707722 Technique for setting precious stones such as diamonds by a combination of prongs and a groove in a peripheral wall 2010-05-04
7461452 Technique for setting precious stones such as diamonds 2008-12-09
D558083 Pendant 2007-12-25
D556084 Pendant 2007-11-27
D556083 Pendant 2007-11-27
D553543 Thirteen diamond invisible setting 2007-10-23
D553542 Pendant 2007-10-23
D552011 Pendant 2007-10-02
D549612 Pendant 2007-08-28
D549128 Pendant 2007-08-21
D549129 Pendant 2007-08-21
D400464 Round diamond bangle 1998-11-03
D398875 Earring 1998-09-29
D395255 Ring 1998-06-16
D391516 Earring 1998-03-03
D386999 Bracelet 1997-12-02