Inventor · disambiguated record
Andrew E. Hoffman
Also filed as: HOFFMAN ANDREW · HOFFMAN ANDREW E · HOFFMAN ANDREW EDWARD
30 granted patents·4 pending applications·1,806 citations·filing 1979–2024
98Inventor score
Top patents by PatentIndex Score
34 records- 0199US9519284B2Transporting inventory items using mobile drive units and conveyance equipmentAMAZON TECH INC·Filed 2013·Granted Dec 13, 2016·57 cites·21 claims
- 0299US9087314B2System and method for positioning a mobile drive unitHOFFMAN ANDREW E·Filed 2012·Granted Jul 21, 2015·153 cites·55 claims
- 0399US8606392B2System and method for transporting inventory itemsWURMAN PETER R·Filed 2010·Granted Dec 10, 2013·131 cites·14 claims
- 0499US8412400B2System and method for coordinating movement of mobile drive unitsD ANDREA RAFFAELLO·Filed 2011·Granted Apr 2, 2013·126 cites·17 claims
- 0599US7920962B2System and method for coordinating movement of mobile drive unitsKIVA SYS INC·Filed 2006·Granted Apr 5, 2011·134 cites·16 claims
- 0699US7912574B2System and method for transporting inventory itemsKIVA SYS INC·Filed 2006·Granted Mar 22, 2011·160 cites·18 claims
- 0799US7873469B2System and method for managing mobile drive unitsKIVA SYS INC·Filed 2006·Granted Jan 18, 2011·145 cites·17 claims
- 0898US10067501B2Method and system for transporting inventory itemsAMAZON TECH INC·Filed 2018·Granted Sep 4, 2018·13 cites·20 claims
- 0998US9740212B2System and method for coordinating movement of mobile drive unitsAMAZON TECH INC·Filed 2013·Granted Aug 22, 2017·30 cites·23 claims
- 1098US8538692B2System and method for generating a path for a mobile drive unitWURMAN PETER R·Filed 2006·Granted Sep 17, 2013·133 cites·22 claims
- 1198US8220710B2System and method for positioning a mobile drive unitHOFFMAN ANDREW E·Filed 2006·Granted Jul 17, 2012·116 cites·20 claims
- 1298US8068978B2System and method for managing mobile drive unitsD ANDREA RAFFAELLO·Filed 2011·Granted Nov 29, 2011·71 cites·42 claims
- 1397US8930133B2Generating a path for a mobile drive unitAMAZON TECH INC·Filed 2013·Granted Jan 6, 2015·56 cites·19 claims
- 1497US8831984B2System and method for inventory management using mobile drive unitsHOFFMAN ANDREW E·Filed 2011·Granted Sep 9, 2014·148 cites·42 claims
- 1597US8265873B2System and method for managing mobile drive unitsD ANDREA RAFFAELLO·Filed 2011·Granted Sep 11, 2012·53 cites·21 claims
- 1696US10133267B2Method and system for transporting inventory itemsAMAZON TECH INC·Filed 2016·Granted Nov 20, 2018·11 cites·13 claims
- 1796US9317034B2System and method for inventory management using mobile drive unitsAMAZON TECH INC·Filed 2014·Granted Apr 19, 2016·44 cites·20 claims
- 1894US9448560B2System and method for coordinating movement of mobile drive unitsAMAZON TECH INC·Filed 2014·Granted Sep 20, 2016·22 cites·15 claims
- 1994US9280157B2System and method for transporting personnel within an active workspaceAMAZON TECH INC·Filed 2013·Granted Mar 8, 2016·21 cites·17 claims
- 2094US8239291B2System and method for communicating status information of inventory-related tasks using a status indicatorHOFFMAN ANDREW E·Filed 2007·Granted Aug 7, 2012·72 cites·47 claims
- 2193US8649899B2System and method for maneuvering a mobile drive unitWURMAN PETER R·Filed 2006·Granted Feb 11, 2014·46 cites·65 claims
- 2288US11086328B2Autonomous cart for manufacturing and warehouse applicationsA9 COM INC·Filed 2019·Granted Aug 10, 2021·11 cites·19 claims
- 2388US10990088B2Method and system for transporting inventory itemsAMAZON TECH INC·Filed 2018·Granted Apr 27, 2021·2 cites·11 claims
- 2488US10809706B2Method and system for transporting inventory itemsAMAZON TECH INC·Filed 2018·Granted Oct 20, 2020·2 cites·19 claims
- 2588US9511934B2Maneuvering a mobile drive unitAMAZON TECH INC·Filed 2014·Granted Dec 6, 2016·12 cites·21 claims
- 2680US4281352ACompact projection television systemHOFFMAN ANDREW E·Filed 1979·Granted Jul 28, 1981·25 cites·13 claims
- 2774US11203118B1Systems and methods to implement preferred pathways in mobile robotsA 9COM·Filed 2019·Granted Dec 21, 2021·5 cites·20 claims
- 2864US2025207349A1Cabless loader lift armDOOSAN BOBCAT NORTH AMERICA INC·Filed 2024·Application pending·0 cites
- 2956US12152377B1Faucet hand sterilizerTHE HOFFMAN GROUP·Filed 2023·Granted Nov 26, 2024·0 cites·7 claims
- 3054US9243971B2Monitoring fluid flow in a conduitHOFFMAN ANDREW·Filed 2010·Granted Jan 26, 2016·1 cites·18 claims
- 3151US7004187B2Line pressure diverter apparatusHOFFMAN ANDREW·Filed 2003·Granted Feb 28, 2006·6 cites·11 claims
- 3246US2018307235A1System and method for transporting personnel within an active workspaceAMAZON TECH INC·Filed 2016·Application pending·0 cites
- 3345US2023295471A1Floor marking tapeBRADY WORLDWIDE INC·Filed 2023·Application pending·0 cites
- 3434US2018292289A1Sensing pressure variations in pipelinesATMOS WAVE LTD·Filed 2016·Application pending·0 cites
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