CB

Carl Bistrack

📍 King of Prussia, PA: #181 of 578 inventorsTop 35%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,278,994 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6036385 Adaptable pressure writing instrument holder — 2000-03-14
D396057 Writing instrument — 1998-07-14
5626430 Adaptable pressuring writing instrument holder — 1997-05-06
5180239 Adaptable pressure writing instrument holder — 1993-01-19