AG

Angella Nicholle Greenawalt

HA Hach: 11 patents #5 of 214Top 3%
📍 Fort Collins, CO: #433 of 3,421 inventorsTop 15%
🗺 Colorado: #4,179 of 40,980 inventorsTop 15%
Overall (All Time): #439,911 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12429480 Manganese detection 2025-09-30
12019021 Zinc measurement 2024-06-25
11953480 Aqueous peracetic acid detection Darren Kent MacFarland 2024-04-09
11567052 Nitrate detection with copper oxidation 2023-01-31
11549884 Zinc and copper measurement Brendan Easley Young, Melanie Roth 2023-01-10
11422093 Ultra low range free chlorine measurement Amit Das, Darren Kent MacFarland, Daniel Gustav Mieritz 2022-08-23
11333645 Colorimetric detection of fluoride in an aqueous sample 2022-05-17
10890574 Digestion of lead(0) and subsequent colorimetric detection of lead(II) 2021-01-12
10794882 Aqueous colorimetric fluoride detection Darren Kent MacFarland 2020-10-06
10794883 Colorimetric detection of aluminum in an aqueous sample Melanie Roth 2020-10-06
10317386 Determination of aqueous nitrate concentration Darren Kent MacFarland 2019-06-11