US 12,254,443 B1
Robotic item recovery
Gregory Cartagena, Boston, MA (US); Gabriel Hebert, Wakefield, MA (US); Caroline Anne Keely, Wakefield, MA (US); and Jonathan Lee Zerez, Honolulu, HI (US)
Assigned to Amazon Technologies, Inc., Seattle, WA (US)
Filed by Amazon Technologies, Inc., Seattle, WA (US)
Filed on Dec. 4, 2020, as Appl. No. 17/112,356.
Int. Cl. G06Q 10/087 (2023.01); B25J 9/16 (2006.01); B25J 15/06 (2006.01); B25J 19/00 (2006.01); B25J 19/02 (2006.01); B65G 1/137 (2006.01); G01C 21/20 (2006.01); G05D 1/00 (2024.01)
CPC G06Q 10/087 (2013.01) [B25J 9/162 (2013.01); B65G 1/137 (2013.01); G01C 21/206 (2013.01); G05D 1/0297 (2013.01); B25J 15/0616 (2013.01); B25J 19/005 (2013.01); B25J 19/02 (2013.01); G05D 1/0088 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
moving items in a warehouse using a fleet of first robots, wherein each robot of the first robots includes one or more sensors to detect items dropped by one or more robots of the first robots;
patrolling the warehouse using a picking robot that is separate from the fleet of the first robots to search for the items dropped by one of the first robots;
detecting a dropped item using at least one sensor of at least one robot of the first robots;
receiving, at the picking robot and while the picking robot is patrolling the warehouse, a dispatch from the at least one robot of the first robots to retrieve the dropped item;
moving the picking robot to a location of the dropped item; and
placing the dropped item into a receptacle on the picking robot.