Inventor · Dodge Center, MN, US

Ronald E. Christenson

58Patents
30h-index
15Co-inventors
85Inventor score

Filing activity: Mar 29, 1982 → Feb 7, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6350098B1 Swivel mounted container holding device Performing Operations; Transporting 140 Expired
US6474928B1 Linearly adjustable container holding and lifting device Performing Operations; Transporting 139 Expired
US6213706A Clamshell basket loader Performing Operations; Transporting 138 Expired
US5934858A Clamshell basket loader Performing Operations; Transporting 131 Expired
US5938394A Collection apparatus Performing Operations; Transporting 127 Expired
US5934867A Refuse collecting Performing Operations; Transporting 125 Expired
US6210094A Refuse collection system Performing Operations; Transporting 125 Expired
US5919027A Clamshell basket loader Performing Operations; Transporting 116 Expired
US6062803A Replaceable ejector slide tubes Emerging Cross-Sectional Technologies 110 Expired
US5720589A Swivel mounted container holding device Performing Operations; Transporting 95 Expired
US5769592A Container grabbing device Emerging Cross-Sectional Technologies 90 Expired
US5863086A Container holding and lifting device Emerging Cross-Sectional Technologies 89 Expired
US5931628A Manual/automated side loader Performing Operations; Transporting 84 Expired
US5829946A Detachable truck body and handling mechanism Performing Operations; Transporting 80 Expired
US5725350A Detachable truck body and handling mechanism Performing Operations; Transporting 76 Expired
US5833429A Swivel mounted container handling system Performing Operations; Transporting 70 Expired
US5713424A Tag axle latching mechanism Performing Operations; Transporting 64 Expired
US6123347A Tag axle system Performing Operations; Transporting 63 Expired
US5857822A Ejection and compacting system for refuse truck Performing Operations; Transporting 59 Expired
US5775867A Clamshell basket loader Performing Operations; Transporting 59 Expired
US6390758B1 Refuse collection system Performing Operations; Transporting 55 Expired
US5785487A Push out ejection systems for refuse truck Performing Operations; Transporting 51 Expired
US5090495A Tag axle for refuse truck Performing Operations; Transporting 48 Expired
US5597174A Steerable tag axle Performing Operations; Transporting 40 Expired
US5681140A Multiple compartment body for waste materials Performing Operations; Transporting 33 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.