JB

John S. Burchard

AT Applied Process Technology: 1 patents #4 of 9Top 45%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,065,943 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4317698 End point detection in etching wafers and the like James Christol 1982-03-02