Patent assignee · US · COMPANY

Dane Industries, Inc.

12Patents
5Active
12Granted
39Portfolio score

Filing activity: Jul 17, 1978 → May 22, 2008 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5934694A Cart retriever vehicle Emerging Cross-Sectional Technologies 158 Expired
US6220379A Cart retriever vehicle Emerging Cross-Sectional Technologies 68 Expired
US4189854A Grader blade attachment Emerging Cross-Sectional Technologies 34 Expired
US7533742B2 Bed transfer system Performing Operations; Transporting 22 Active
US7389836B2 Power-assisted cart retriever with attenuated power output Emerging Cross-Sectional Technologies 22 Expired
US7000268B2 Patient transfer and transport bed Human Necessities 22 Expired
US6880652B2 Cart pulling vehicle with dual cable drums and dual torsion springs Performing Operations; Transporting 21 Expired
US7219754B2 Hospital bed power-assist Performing Operations; Transporting 20 Expired
US7549651B2 Cart coupler assembly for cart collection machines Performing Operations; Transporting 17 Active
US7571914B2 Push-pull cart collection device and conversion assembly Emerging Cross-Sectional Technologies 13 Active
US7493979B2 Power-assisted cart retriever with attenuated power output Emerging Cross-Sectional Technologies 11 Active
US7578011B2 Patient transfer and transport bed Human Necessities 10 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.