DK

David Kaufman

HC Hy-Ko Products Company: 1 patents #13 of 20Top 65%
📍 Los Altos, CA: #2,249 of 3,651 inventorsTop 65%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,059,245 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8851809 Method and apparatus for holding keys during the cutting process Richard W. Ryai, Sr. 2014-10-07
5234428 Disposable electrocautery/cutting instrument with integral continuous smoke evacuation 1993-08-10