Inventor · Arlington, MA, US

Andrew E. Hoffman

30Patents
17h-index
20Co-inventors
81Inventor score

Filing activity: Mar 23, 1979 → Aug 1, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8831984B2 System and method for inventory management using mobile drive units Physics 140 Active
US7912574B2 System and method for transporting inventory items Emerging Cross-Sectional Technologies 140 Active
US9087314B2 System and method for positioning a mobile drive unit Physics 129 Active
US8606392B2 System and method for transporting inventory items Emerging Cross-Sectional Technologies 124 Active
US7873469B2 System and method for managing mobile drive units Physics 119 Active
US8538692B2 System and method for generating a path for a mobile drive unit Physics 118 Active
US8412400B2 System and method for coordinating movement of mobile drive units Emerging Cross-Sectional Technologies 112 Active
US7920962B2 System and method for coordinating movement of mobile drive units Emerging Cross-Sectional Technologies 111 Active
US8220710B2 System and method for positioning a mobile drive unit Physics 97 Active
US8068978B2 System and method for managing mobile drive units Physics 61 Active
US8239291B2 System and method for communicating status information of inventory-related tasks using a status indicator Physics 60 Active
US8265873B2 System and method for managing mobile drive units Physics 45 Active
US8930133B2 Generating a path for a mobile drive unit Physics 43 Active
US9519284B2 Transporting inventory items using mobile drive units and conveyance equipment Emerging Cross-Sectional Technologies 42 Active
US9317034B2 System and method for inventory management using mobile drive units Physics 37 Active
US8649899B2 System and method for maneuvering a mobile drive unit Physics 33 Active
US9740212B2 System and method for coordinating movement of mobile drive units Emerging Cross-Sectional Technologies 21 Active
US9280157B2 System and method for transporting personnel within an active workspace Performing Operations; Transporting 17 Active
US4281352A Compact projection television system Electricity 16 Expired
US9448560B2 System and method for coordinating movement of mobile drive units Emerging Cross-Sectional Technologies 15 Active
US10067501B2 Method and system for transporting inventory items Emerging Cross-Sectional Technologies 12 Active
US10133267B2 Method and system for transporting inventory items Emerging Cross-Sectional Technologies 11 Active
US9511934B2 Maneuvering a mobile drive unit Physics 9 Active
US11086328B2 Autonomous cart for manufacturing and warehouse applications Physics 7 Active
US7004187B2 Line pressure diverter apparatus Emerging Cross-Sectional Technologies 4 Expired

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