Inventor
BUSH STEPHEN PORTER
US14 patents
⚠️ This page may combine multiple inventors who share the name “BUSH STEPHEN PORTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEXMARK INT INC
9 patentsUSD587748SMar 3, 2009
Ink tank with RFID sensor and serpentine vent
LEXMARK INT INC13 citations80
US10880454B2Dec 29, 2020
Chip and supply item for imaging device, including communication
LEXMARK INT INC3 citations72
US10375273B1Aug 6, 2019
Chip and supply item for imaging device, including communication
LEXMARK INT INC2 citations72
US10419641B1Sep 17, 2019
Chip and supply item for imaging device, including communication
LEXMARK INT INC6 citations71
US12003686B2Jun 4, 2024
Method of setting up electrical communications between an imaging device and a supply item
LEXMARK INT INC0 citations62
US12073206B2Aug 27, 2024
Methods for updating an electronic device
LEXMARK INT INC0 citations61
US11531477B2Dec 20, 2022
Methods for restricting read access to supply chips
LEXMARK INT INC0 citations61
US10990300B2Apr 27, 2021
Methods for restricting read access to supply chips
LEXMARK INT INC1 citations61
US6095401AAug 1, 2000
System and method for supression of bubble generation during ultrasonic welding of a printer cartridge
LEXMARK INT INC3 citations61