PW

Patrick M. Wiese

HA Hach: 3 patents #47 of 214Top 25%
Overall (All Time): #1,565,108 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8065906 Detection of free chlorine in water 2011-11-29
6315950 Controlling chlorination of wastewater and chloramination of drinking water Danial L. Harp, Stanley Franklin 2001-11-13
5019516 Lead extraction and analysis 1991-05-28