Inventor
Mark E. Barker
Inventor
Johnston, IA, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A01Bprimary
A01BSoil working in agriculture or forestry16%
A01CPlanting16%
A01MCatching, trapping or scaring of animals11%
B64CAeroplanes11%
B64UUnmanned aerial vehicles [uav]11%
G08GTraffic control systems11%
A01GHorticulture5%
B05BSpraying apparatus5%
G05DSystems for controlling or regulating non-electric variables5%
G06TImage data processing or generation, in general5%
PatentTitleYear
10,966,364Work vehicle with row unit having variable steering angle202110,913,086Drift sensor for agricultural spraying202110,905,057Thermal imaging drift sensor for agricultural spraying202110,650,671Traffic intersection distance anayltics system202010,134,276Traffic intersection distance anayltics system2018Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018–2020Patents assigned to IBM (2)· patent assignee history
2018–2020Based in Melbourne, AU· patent location history
2021Patents assigned to DEERE & CO (3)· patent assignee history
2021Based in Johnston, IA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DEERE & CO | 3 | 2021 |
| IBM | 2 | 2018–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Johnston, IA, US | 3 | 2021 |
| Melbourne, AU | 2 | 2018–2020 |