Average Co-Inventor Count = 3.92
ph-index = 2
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Lexmark International, Inc. (13 from 3,024 patents)
13 patents:
1. 12200174 - Trading card sorter and methods
2. 11947279 - Material sensing using container vibration
3. 11947282 - Toner level sensing using toner container vibration
4. 11507011 - Partial reverse clutch assembly
5. 10444661 - Toner cartridge having a biasing assembly for biasing a media feed roll in an electrophotographic image forming device
6. 10185247 - Toner cartridge having a media feed roll assembly
7. 10011458 - Removable duplexer tray module for an imaging apparatus
8. 9904230 - Axially shifting a photoconductive drum using a cam
9. 9857755 - Axially shifting photoconductive drum
10. 9740157 - Axially shifting a photoconductive drum using a wear surface
11. 8792138 - System and methods for automatic color deficient vision correction of an image
12. 8371576 - Media sheet stacking implement
13. 8235376 - Removable input tray assembly having an integrated roller nip for an image forming device