SP

Stephen S. Powel

UN Unknown: 10 patents #823 of 83,584Top 1%
📍 Greensboro, NC: #209 of 1,557 inventorsTop 15%
🗺 North Carolina: #7,471 of 45,564 inventorsTop 20%
Overall (All Time): #768,302 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4936523 Composite yarn carrier Robert J. Darby 1990-06-26
4919359 Reusable high speed winding tube Robert J. Darby 1990-04-24
4907758 Composite yarn carrier Robert J. Darby 1990-03-13
4901941 Reusable winding tube Robert J. Darby 1990-02-20
4890743 System and pallet for packaging yarn spools Robert J. Darby 1990-01-02
4834314 Reusable winding tube Robert J. Darby 1989-05-30
4593813 Protective container for assembled printed circuit boards 1986-06-10