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Inventor
AHR ANDREW
US
3 patents
⚠️ This page may combine multiple inventors who share the name “AHR ANDREW”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HELMSDERFER JOHN
2 patents
US9724708B2
Aug 8, 2017
Garden watering device
HELMSDERFER JOHN
13 citations
79
US9597699B2
Mar 21, 2017
Water flow metering device
HELMSDERFER JOHN
10 citations
77
HELMSDERFER JOHN A
1 patent
US10525487B2
Jan 7, 2020
Garden watering device
HELMSDERFER JOHN A
2 citations
71