DK

David Kopel

KO Koltov: 12 patents #1 of 2Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Craydon Court, CA: #46 of 407 inventorsTop 15%
🗺 California: #40,325 of 386,348 inventorsTop 15%
Overall (All Time): #322,062 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
9622555 System for avoiding credit card loss Mark Ronald Schwab 2017-04-18
D393366 Combined purse and organizer 1998-04-14
D386300 Clutch sized bag expandable to backpack 1997-11-18
D384810 Combined purse and sunglass case 1997-10-14
D383903 Clutch sized bag expandable to tote bag 1997-09-23
D382996 Cellular telephone case 1997-09-02
5649581 Purse having reversible exterior flap 1997-07-22
D371905 Fanny pack with exterior sunglass case 1996-07-23
D362751 Combined purse and wallet 1995-10-03
D358706 Combined purse and wallet 1995-05-30
D356886 Combined purse and wallet John I. Cisowski 1995-04-04
D351945 Combined eyeglass case and wallet 1994-11-01
D338334 Combined purse and wallet John I. Cisowski 1993-08-17
D332866 Combined purse and wallet John I. Cisowski 1993-02-02
4890094 Wallet incorporating credit card alarm system 1989-12-26