Inventor
WALVATNE JOHN
US17 patents
⚠️ This page may combine multiple inventors who share the name “WALVATNE JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNVERFERTH MFG CO INC
15 patentsUS9457854B2Oct 4, 2016
Track assembly for farm implement
UNVERFERTH MFG CO INC21 citations92
US9216681B1Dec 22, 2015
Grain cart with folding auger
UNVERFERTH MFG CO INC13 citations92
US9039340B2May 26, 2015
Grain cart with folding auger
UNVERFERTH MFG CO INC22 citations92
US11299222B2Apr 12, 2022
Track assembly for farm implement
UNVERFERTH MFG CO INC4 citations83
US10239569B2Mar 26, 2019
Track assembly for farm implement
UNVERFERTH MFG CO INC6 citations83
US9848536B2Dec 26, 2017
Grain cart with folding auger
UNVERFERTH MFG CO INC8 citations83
US9272653B2Mar 1, 2016
Grain cart with folding auger
UNVERFERTH MFG CO INC8 citations83
US7810823B2Oct 12, 2010
Oscillating steering system for an agricultural implement
UNVERFERTH MFG CO INC18 citations81
US11780514B2Oct 10, 2023
Track assembly for farm implement
UNVERFERTH MFG CO INC2 citations72
US10492368B2Dec 3, 2019
Grain cart with folding auger
UNVERFERTH MFG CO INC2 citations72
US12344333B2Jul 1, 2025
Brake assembly for a tracked vehicle
UNVERFERTH MFG CO INC0 citations62
US12145670B2Nov 19, 2024
Track assembly for farm implement
UNVERFERTH MFG CO INC0 citations62
US11910754B2Feb 27, 2024
Grain cart with folding auger
UNVERFERTH MFG CO INC0 citations62
US11535316B2Dec 27, 2022
Brake assembly for a tracked vehicle
UNVERFERTH MFG CO INC0 citations62
US12391321B2Aug 19, 2025
Track configuration for a farm implement
UNVERFERTH MFG CO INC0 citations52