WA

Wilfred H. Anderson

PI Power Tool Institute: 3 patents #10 of 32Top 35%
📍 Los Gatos, CA: #1,459 of 2,986 inventorsTop 50%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,541,534 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8424429 Pyrotechnic drop mechanism for power tools William R. Knapp, Jean-Pierre Krauer, Kyle L. Petrich, Jeffrey Y. Hayashida, Helen J. Yoo 2013-04-23
8074546 Pyrotechnic drop mechanism for power tools William R. Knapp, Jean-Pierre Krauer, Kyle L. Petrich, Jeffrey Y. Hayashida, Helen J. Yoo 2011-12-13
7628101 Pyrotechnic drop mechanism for power tools William R. Knapp, Jean-Pierre Krauer, Kyle L. Petrich, Jeffrey Y. Hayashida, Helen J. Yoo 2009-12-08