Inventor
KOWALCHUK TREVOR LAWRENCE
CA51 patents
⚠️ This page may combine multiple inventors who share the name “KOWALCHUK TREVOR LAWRENCE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CNH IND CANADA LTD
39 patentsUS9909914B2Mar 6, 2018
Ringed meter rollers and slide cutoff system
CNH IND CANADA LTD16 citations92
US10806071B2Oct 20, 2020
Agricultural implement having self-contained hoppers for singulating row units
CNH IND CANADA LTD13 citations86
US11844300B2Dec 19, 2023
Agricultural metering system having multiple sets of meter rollers
CNH IND CANADA LTD2 citations84
US11317558B2May 3, 2022
Independently controlled meter rollers and air conveyance components system and method
CNH IND CANADA LTD4 citations84
US10188026B2Jan 29, 2019
Agricultural metering system having meter roller covers
CNH IND CANADA LTD2 citations84
US10076073B2Sep 18, 2018
Agricultural metering system having multiple sets of meter rollers
CNH IND CANADA LTD4 citations84
US10051779B2Aug 21, 2018
Independently controlled meter rollers and air conveyance components system and method
CNH IND CANADA LTD8 citations84
US10031013B2Jul 24, 2018
Ringed meter rollers and slide cutoff system
CNH IND CANADA LTD13 citations84
US9936626B2Apr 10, 2018
System and method for independent calibration of meter rollers
CNH IND CANADA LTD11 citations84
US9804608B2Oct 31, 2017
System and method for metering agricultural products
CNH IND CANADA LTD11 citations84
US9756777B2Sep 12, 2017
Independently controlled meter rollers and air conveyance components system and method
CNH IND CANADA LTD5 citations84
US9609804B2Apr 4, 2017
Variable geometry meter roller
CNH IND CANADA LTD2 citations84
US9591800B2Mar 14, 2017
Agricultural implement metering system and method
CNH IND CANADA LTD19 citations84
US9462743B2Oct 11, 2016
Variable geometry meter roller
CNH IND CANADA LTD3 citations84
US12127492B2Oct 29, 2024
Downforce control system for a row cleaner of a seeding implement
CNH IND CANADA LTD4 citations75
US12102030B2Oct 1, 2024
Seeder row unit having a closing system
CNH IND CANADA LTD3 citations75
US11980120B2May 14, 2024
Agricultural product storage compartment assembly having a weight monitoring system
CNH IND CANADA LTD2 citations73
US11622496B2Apr 11, 2023
Smart sensor system for agricultural implements
CNH IND CANADA LTD3 citations73
US11254379B2Feb 22, 2022
Transport system and method for autonomous work vehicles
CNH IND CANADA LTD2 citations73
US10939610B2Mar 9, 2021
Agitation control system for particulate material
CNH IND CANADA LTD2 citations73
US10775219B2Sep 15, 2020
Meter roller and cutoff system
CNH IND CANADA LTD1 citations73
US10739179B2Aug 11, 2020
Ringed meter roller
CNH IND CANADA LTD1 citations73
US10739178B2Aug 11, 2020
Meter roller and cutoff system
CNH IND CANADA LTD1 citations73
US10645864B2May 12, 2020
Product runout tracking system and method
CNH IND CANADA LTD2 citations73
US10524408B2Jan 7, 2020
Independently controlled meter rollers and air conveyance components system and method
CNH IND CANADA LTD3 citations73
US12207589B2Jan 28, 2025
Seeder row unit having a closing system
CNH IND CANADA LTD0 citations63
US11464154B2Oct 11, 2022
Multi-product sensing system for a common conduit of an agricultural product distribution system
CNH IND CANADA LTD1 citations63
US12268119B2Apr 8, 2025
Agricultural metering system having multiple meter rollers
CNH IND CANADA LTD0 citations62
US12069980B2Aug 27, 2024
Seed opener having a singulation tube incorporated within
CNH IND CANADA LTD0 citations62
US11026364B2Jun 8, 2021
Agricultural metering system having multiple sets of meter rollers
CNH IND CANADA LTD0 citations62
US10736264B1Aug 11, 2020
Modular meter roller shaft system
CNH IND CANADA LTD1 citations59
US12532794B2Jan 27, 2026
System and method for controlling an agricultural system based on slip
CNH IND CANADA LTD0 citations52
US12484472B2Dec 2, 2025
Penetration depth control and gauge wheel contact force monitoring system for an agricultural row unit
CNH IND CANADA LTD0 citations52
US11369054B2Jun 28, 2022
Smart sensor system for seeding implement
CNH IND CANADA LTD0 citations52
US11197407B2Dec 14, 2021
Implement mounted sensors to increase seeding productivity
CNH IND CANADA LTD0 citations52
US10980168B2Apr 20, 2021
Systems and methods for monitoring an agricultural metering system
CNH IND CANADA LTD0 citations52
US10834867B2Nov 17, 2020
Agricultural metering system having meter roller sleeves
CNH IND CANADA LTD0 citations52
US10816381B2Oct 27, 2020
Meter roller and cutoff system
CNH IND CANADA LTD0 citations52
US10813275B2Oct 27, 2020
System and method for independent calibration of meter rollers
CNH IND CANADA LTD0 citations52
KOWALCHUK TREVOR LAWRENCE
7 patentsUS8434416B2May 7, 2013
Variable geometry meter roller
KOWALCHUK TREVOR LAWRENCE61 citations98
US8671857B2Mar 18, 2014
Variable geometry meter roller
KOWALCHUK TREVOR LAWRENCE40 citations97
US8893630B2Nov 25, 2014
System for controlling air flow within an agricultural product metering system
KOWALCHUK TREVOR LAWRENCE31 citations92
US8601962B2Dec 10, 2013
Variable geometry meter roller
KOWALCHUK TREVOR LAWRENCE8 citations92
US8857353B2Oct 14, 2014
System and method for controlling air flow to a metering system
KOWALCHUK TREVOR LAWRENCE16 citations84
US8876456B2Nov 4, 2014
Agricultural system for conveying product to a holding container
KOWALCHUK TREVOR LAWRENCE8 citations82
US9839177B2Dec 12, 2017
System and method for calibrating an agricultural product metering system
KOWALCHUK TREVOR LAWRENCE3 citations73
CNH CANADA LTD
3 patentsTHOMPSON DENNIS GEORGE
1 patentShowing the top 50 of 51 patents by PatentIndex Score.