Inventor
Ronald E. Christenson
Inventor
Parsons, TN, US
Overview
Patents· 58 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B65Fprimary
B65FGathering or removal of domestic or like refuse29%
B28CPreparing clay16%
B60GVehicle suspension arrangements13%
B62DMotor vehicles11%
B60PVehicles adapted for load transportation or to transport, to carry, or to comprise special loads or objects8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
Y10TTechnical subjects covered by former us classification5%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors4%
B01FMixing, e.g. dissolving, emulsifying or dispersing2%
A01DHarvesting1%
PatentTitleYear
9,021,775'Harvester for leafy vegetables'20157,744,267'Mixing drum drive ring'20107,320,539'Concrete batching facility and method'20086,811,292'Charge hopper for transit concrete mixer'20046,474,928'Linearly adjustable container holding and lifting device'20026,390,758'Refuse collection system'20026,350,098'Swivel mounted container holding device'20026,213,706'Clamshell basket loader'20016,210,094'Refuse collection system'20016,149,291'Concrete mixing drum fin structure'20006,123,347'Tag axle system'20006,062,803'Replaceable ejector slide tubes'20005,938,394'Collection apparatus'19995,934,858'Clamshell basket loader'19995,934,867'Refuse collecting'19995,931,628'Manual/automated side loader'19995,919,027'Clamshell basket loader'19995,863,086'Container holding and lifting device'19995,857,822'Ejection and compacting system for refuse truck'19995,833,429'Swivel mounted container handling system'19985,829,946'Detachable truck body and handling mechanism'19985,813,818'Multi-compartment side bucket refuse collection system'19985,797,715'Collection apparatus'19985,785,487'Push out ejection systems for refuse truck'19985,775,867'Clamshell basket loader'19985,768,972'Air logic system for side loader'19985,769,592'Container grabbing device'19985,725,350'Detachable truck body and handling mechanism'19985,720,589'Swivel mounted container holding device'19985,713,424'Tag axle latching mechanism'19985,681,140'Multiple compartment body for waste materials'19975,651,654'Tilting bin handler'19975,597,174'Steerable tag axle'19975,562,390'Detachable truck body and handling mechanism'19965,560,713'Ejector wear shoe'19965,516,135'Tag axle latching mechanism'19965,498,067'Lifting latch hinge for tailgate on refuse hauler/compactor'19965,498,021'Tag axle mounting system'19965,427,449'Concrete mixing drum fin structure'19955,378,061'Concrete mixing drum fin structure'19955,335,958'Automatic positive tailgate latching mechanism'19945,184,706'Polymeric composite discharge chutes for concrete having a wear resistant liner'1993D0329315'Extension chute'19925,121,989'Transportable concrete batching apparatus'19925,090,495'Tag axle for refuse truck'19925,076,703'Hydraulic oil tank'19915,067,740'Stretch trailer mixer'19915,056,641'Extension chute and connection therefor'19915,056,924'System for mixing and dispensing concrete'19915,018,755'Tag axle for work vehicles'19914,848,783'Tuck-a-way tag axle assembly for work vehicle'19894,832,322'Drum welding apparatus'19894,812,044'Tag axle assembly with limit switch'19894,762,421'Tag axle assembly for work vehicles'19884,705,133'Tag axle assembly for work vehicle'19874,684,142'Steerable auxiliary axle'19874,498,568'Swinging chute linkage assemblies'19854,458,800'Folding chute linkage assemblies'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1993Patents assigned to MCNEILUS TRUCK & MANUFACTURING (3)· patent assignee history
1984–1985Based in Dodge Center, MN, US· patent location history
1987–2000Patents assigned to MCNEILUS TRUCK & MFG (44)· patent assignee history
1987–1989Based in Mantorville, MN, US· patent location history
1991–1996Based in Kasson, MN, US· patent location history
1992–2010Patents assigned to MCNEILUS TRUCK & MFG INC (10)· patent assignee history
1996–2015Based in Parsons, TN, US· patent location history
2004Based in Parson, TN, US· patent location history
2015Patents assigned to FARMER S FRIEND LLC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MCNEILUS TRUCK & MFG | 44 | 1987–2000 |
| MCNEILUS TRUCK & MFG INC | 10 | 1992–2010 |
| MCNEILUS TRUCK & MANUFACTURING | 3 | 1984–1993 |
| FARMER S FRIEND LLC | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Parsons, TN, US | 36 | 1996–2015 |
| Kasson, Minnesota, US | 13 | 1991–1996 |
| Mantorville, Minnesota, US | 6 | 1987–1989 |
| Dodge Center, Minnesota, US | 2 | 1984–1985 |
| Parson, TN, US | 1 | 2004 |