Inventor · San Diego, CA, US

Ram Santhanam

16Patents
10h-index
10Co-inventors
61Inventor score

Filing activity: Aug 30, 1996 → Oct 1, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6290346A Multiple bit matrix configuration for key-latched printheads Performing Operations; Transporting 38 Expired
US6227663A Ink-jet print cartridge having a low profile Performing Operations; Transporting 29 Expired
US6332676A Vent for an ink-jet print cartridge Performing Operations; Transporting 29 Expired
US6161920A Techniques for adapting a small form factor ink-jet cartridge for use in a carriage sized for a large form factor cartridge Performing Operations; Transporting 25 Expired
US5847356A Laser welded inkjet printhead assembly utilizing a combination laser and fiber optic push connect system Electricity 24 Expired
US6435662B2 Ink-jet print cartridge, ink-jet printer, method and apparatus Performing Operations; Transporting 17 Expired
US6296345A Method and apparatus for horizontally loading and unloading an ink-jet print cartridge from a carriage Performing Operations; Transporting 16 Expired
US6471334B2 Method and apparatus for horizontally loading and unloading an ink-jet print cartridge from a carriage Performing Operations; Transporting 15 Expired
USD439925S Ink jet print cartridge General 13 Expired
US6733115B2 Ink-jet pen with two-part lid and techniques for filling Performing Operations; Transporting 11 Expired
US6457804B1 Spring for latching a print cartridge in a carriage Mechanical Engineering; Lighting; Heating 8 Expired
US6380511B1 Laser welded inkjet printhead assembly utilizing a combination laser and fiber optic push connect system Electricity 7 Expired
US6568793B2 Multiple bit matrix configuration for key-latched printheads Performing Operations; Transporting 4 Expired
US6457819B2 Vent for an ink-jet print cartridge Performing Operations; Transporting 4 Expired
US6547378B2 Methods for encoding mechanical keys on printheads Performing Operations; Transporting 3 Expired
US6948798B2 Method and apparatus for horizontally loading and unloading an ink-jet print cartridge from a carriage Performing Operations; Transporting 3 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.