HT

Henry Yinwah Tsang

WA Waterous: 3 patents #2 of 11Top 20%
📍 Roseville, MN: #242 of 611 inventorsTop 40%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,489,634 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9587641 Integrated reciprocating primer drive arrangement Thomas Joseph Mettler, Mark Francis Haider, Brian Johnson, Jason Adam Smith, Robert Allen Johnson 2017-03-07
D693850 Pump shroud Mark Francis Haider, Thomas Joseph Mettler, Brian Johnson, Jason Adam Smith, Robert Allen Johnson 2013-11-19
D682886 Pump shroud Mark Francis Haider, Thomas Joseph Mettler, Brian Johnson, Jason Adam Smith, Robert Allen Johnson 2013-05-21