Inventor
BOETTCHER BRIAN LESTER
US71 patents
⚠️ This page may combine multiple inventors who share the name “BOETTCHER BRIAN LESTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEXMARK INT INC
47 patentsUS10474093B1Nov 12, 2019
Toner cartridge having a positioning boss
LEXMARK INT INC25 citations94
USD693400SNov 12, 2013
Laser printer toner cartridge
LEXMARK INT INC19 citations91
US10691062B1Jun 23, 2020
Toner cartridge having a spring for mechanically biasing a developer unit relative to a photoconductor unit and forming an electrical path to an imaging component
LEXMARK INT INC12 citations86
USD934339SOct 26, 2021
Toner cartridge
LEXMARK INT INC8 citations84
USD929496SAug 31, 2021
Toner cartridge
LEXMARK INT INC7 citations84
US10962905B1Mar 30, 2021
Seal for an electrophotograhic image forming device
LEXMARK INT INC8 citations84
US10782643B2Sep 22, 2020
Toner cartridge having positioning features
LEXMARK INT INC6 citations84
US10656592B1May 19, 2020
Toner cartridge having positioning features
LEXMARK INT INC9 citations84
US9411303B1Aug 9, 2016
Positioning stop assembly for a replaceable unit of an electrophotographic image forming device
LEXMARK INT INC7 citations84
US10725422B2Jul 28, 2020
Toner cartridge electrical contacts
LEXMARK INT INC8 citations83
US9317004B1Apr 19, 2016
Handle and positioning stop assembly for a replaceable unit of an electrophotographic image forming device
LEXMARK INT INC10 citations83
US9291992B1Mar 22, 2016
Positional control features for an imaging unit in an electrophotographic image forming device
LEXMARK INT INC11 citations83
US9285758B1Mar 15, 2016
Positional control features between replaceable units of an electrophotographic image forming device
LEXMARK INT INC13 citations83
USD695338SDec 10, 2013
Laser printer toner cartridge
LEXMARK INT INC13 citations83
US12092990B2Sep 17, 2024
Toner containers having electrical connectors of different positions
LEXMARK INT INC2 citations73
US11829085B1Nov 28, 2023
Toner container having an angled electrical connector
LEXMARK INT INC2 citations73
US11507013B2Nov 22, 2022
Toner cartridge having positioning features
LEXMARK INT INC2 citations73
USD941389SJan 18, 2022
Toner cartridge
LEXMARK INT INC2 citations73
USD936137SNov 16, 2021
Toner cartridge
LEXMARK INT INC5 citations73
USD933124SOct 12, 2021
Toner cartridge
LEXMARK INT INC5 citations73
US11086268B2Aug 10, 2021
Toner cartridge having positioning features
LEXMARK INT INC2 citations73
US11194286B2Dec 7, 2021
Latching assembly for securing toner cartridges in an image forming device
LEXMARK INT INC1 citations72
USD934340SOct 26, 2021
Toner cartridge
LEXMARK INT INC4 citations72
US10908551B2Feb 2, 2021
Toner cartridge electrical contacts
LEXMARK INT INC2 citations72
US9671750B2Jun 6, 2017
Positional control features for an imaging unit in an electrophotographic image forming device
LEXMARK INT INC2 citations72
US12517457B2Jan 6, 2026
Toner container having electrical connectors of different positions
LEXMARK INT INC0 citations62
US12510843B2Dec 30, 2025
Toner container having an angled electrical connector
LEXMARK INT INC0 citations62
USD1105235SDec 9, 2025
Toner container
LEXMARK INT INC0 citations62
US12449761B1Oct 21, 2025
Toner cartridge having positioning features
LEXMARK INT INC0 citations62
US12411438B2Sep 9, 2025
Toner container handle
LEXMARK INT INC0 citations62
US12276934B2Apr 15, 2025
Toner container latching
LEXMARK INT INC0 citations62
US12169381B2Dec 17, 2024
Toner cartridge electrical contacts
LEXMARK INT INC0 citations62
US12164244B2Dec 10, 2024
Toner container having an angled electrical connector
LEXMARK INT INC0 citations62
US12055872B2Aug 6, 2024
Toner container handle
LEXMARK INT INC0 citations62
USD1033533SJul 2, 2024
Toner container
LEXMARK INT INC1 citations62
USD1033532SJul 2, 2024
Toner container
LEXMARK INT INC1 citations62
US12025947B1Jul 2, 2024
Toner container latching
LEXMARK INT INC0 citations62
US11982970B2May 14, 2024
Toner cartridge having positioning features
LEXMARK INT INC0 citations62
US11714373B2Aug 1, 2023
Toner cartridge electrical contacts
LEXMARK INT INC0 citations62
US11703777B2Jul 18, 2023
Drive and seal assembly for an electrophotographic image forming device
LEXMARK INT INC0 citations62
US11561489B2Jan 24, 2023
Seal for an electrophotograhic image forming device
LEXMARK INT INC0 citations62
US11402770B2Aug 2, 2022
Seal for an electrophotographic image forming device
LEXMARK INT INC0 citations62
US11327431B2May 10, 2022
Toner cartridge having a positioning boss
LEXMARK INT INC0 citations62
US11327417B2May 10, 2022
Drive and seal assembly for an electrophotographic image forming device
LEXMARK INT INC0 citations62
US11221582B2Jan 11, 2022
Latching assembly for securing toner cartridges in an image forming device
LEXMARK INT INC0 citations62
USD1105236SDec 9, 2025
Toner container
LEXMARK INT INC0 citations61
US12393137B2Aug 19, 2025
Toner container having a shutter lock mechanism
LEXMARK INT INC0 citations61
CARTER II JAMES ANTHANY
2 patentsALLEN EUGENE DAVID
1 patentShowing the top 50 of 71 patents by PatentIndex Score.