Inventor
Curtis A. Halgrimson
Inventor
Valley City, ND, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A01Bprimary
A01BSoil working in agriculture or forestry14%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles14%
E02FDredging14%
F15BSystems acting by means of fluids in general14%
A01DHarvesting7%
B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for passenger or goods spaces of vehicles7%
B62DMotor vehicles7%
G05BControl or regulating systems in general7%
G05GControl devices or systems insofar as characterised by mechanical features only7%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
6,561,076'Differential configuration of remote hydraulic valve flow rates for extend and retract modes of operation'20036,112,839'Automatic remote auxiliary implement control'20005,993,312'Agricultural vehicle cab automatic temperature control system'19995,918,195'Calibration of a command device in control system'19995,899,950'Sequential command repeater system for off-road vehicles'19995,607,028'All-wheel steering system'19975,524,424'Electronic area counter for a combine'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2003Patents assigned to CASE CORP (6)· patent assignee history
1996–2003Based in Valley City, ND, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CASE CORP | 6 | 1996–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Valley City, ND, US | 7 | 1996–2003 |