WK

William F. Keller

PP Pacific Seismic Products: 1 patents #2 of 3Top 70%
📍 Walnut, CA: #20 of 67 inventorsTop 30%
🗺 California: #7,981 of 26,868 inventorsTop 30%
Overall (2005): #76,595 of 245,428Top 35%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6926025 Shock actuated responsive mechanism with improved leveraged valve closing activation means for vertical fluid valve assemblies Richard D. Sibley, Richard F. Christensen, Sr. 2005-08-09