WJ

Willie H. Groce, Jr.

UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Yadkinville, NC: #21 of 44 inventorsTop 50%
🗺 North Carolina: #18,756 of 45,564 inventorsTop 45%
Overall (All Time): #2,199,905 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6655476 Earth boring bit Brent L. Groce, Brian Groce 2003-12-02
6533048 Earth boring bit Brent L. Groce, Brian Groce 2003-03-18