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John P. Speigelhalter

VA Vermont American: 2 patents #12 of 40Top 30%
📍 Prospect, KY: #77 of 182 inventorsTop 45%
🗺 Kentucky: #4,404 of 11,577 inventorsTop 40%
Overall (All Time): #2,240,474 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6095024 Miter fence-box joint fixture David Brutscher, L. R. Leet Sr., Gregory A. Phillips 2000-08-01
D428899 Combined miter fence and box joint fixture David Brutscher, L. R. Leet, Sr., Gregory A. Phillips 2000-08-01