Inventor · Calgary, AB, CA

Douglas Greening

14Patents
7h-index
48Co-inventors
66Inventor score

Filing activity: Sep 13, 1996 → Mar 13, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US8034390B2 Automated food processing system and method Performing Operations; Transporting 32 Active
US7981455B2 Automated food processing system and method Performing Operations; Transporting 28 Active
US6662532B1 Bag filling apparatus and method Performing Operations; Transporting 26 Expired
US5787069A Protective cover for an optical disc Physics 26 Expired
US5912875A Applicator for protective cover for an optical disc Physics 15 Expired
US9689250B2 System and method for mitigating stick-slip Fixed Constructions 13 Active
US6976350B2 Bag presenter for a packaging machine Performing Operations; Transporting 11 Expired
US10458223B2 System and method for mitigating stick-slip Fixed Constructions 5 Active
US7337594B2 Food dispensing device and method Performing Operations; Transporting 4 Expired
US9903167B2 Interlock system and method for drilling rig Fixed Constructions 1 Active
US11098573B2 Systems and methods for estimating drill bit rotational velocity using top drive torque and rotational velocity Fixed Constructions 1 Active
US10107089B2 Top drive movement measurements system and method Fixed Constructions 0 Active
US10094175B2 Torque track system Fixed Constructions 0 Active
US9765579B2 Tubular stress measurement system and method Fixed Constructions 0 Active

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