Inventor
GOBBAK NATARAJ KUMAR
US8 patents
⚠️ This page may combine multiple inventors who share the name “GOBBAK NATARAJ KUMAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD DEVELOPMENT CO
7 patentsUS6792216B2Sep 14, 2004
System for estimating the remaining life of a print cartridge
HEWLETT PACKARD DEVELOPMENT CO13 citations80
US7484731B2Feb 3, 2009
Printing device and method
HEWLETT PACKARD DEVELOPMENT CO16 citations79
US11088825B2Aug 10, 2021
Blockchain partial ledgers
HEWLETT PACKARD DEVELOPMENT CO2 citations62
US7430053B2Sep 30, 2008
Tracking component usage in a printing device
HEWLETT PACKARD DEVELOPMENT CO5 citations59
US10289353B2May 14, 2019
Transfer jobs to service printers
HEWLETT PACKARD DEVELOPMENT CO1 citations57
US6964530B2Nov 15, 2005
Self-correcting printing system
HEWLETT PACKARD DEVELOPMENT CO3 citations55
US10997313B2May 4, 2021
Traceability identifier
HEWLETT PACKARD DEVELOPMENT CO0 citations38