DB

David Zachariah Block

SM Specialty Products Of Greenwood, Missouri: 2 patents #18 of 21Top 90%
📍 Brooklyn, NY: #2,473 of 6,894 inventorsTop 40%
🗺 New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,092,352 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D661905 Flow-through extension pole handle Jim Joseph Best, William Lauchlin Gulledge, Jr., William Daniel Richardson, Chad Edward Brott, B. Deré Newman +4 more 2012-06-19
D647308 Flow-through brush head Jim Joseph Best, William Lauchlin Gulledge, Jr., William Daniel Richardson, Chad Edward Brott, Barbara D. Newman +4 more 2011-10-25