P

Inventor

RAMAN GOPALAN

US8 patents
⚠️ This page may combine multiple inventors who share the name “RAMAN GOPALAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEWLETT PACKARD DEVELOPMENT CO

5 patents
US6655775B1Dec 2, 2003

Method and apparatus for drop weight encoding

HEWLETT PACKARD DEVELOPMENT CO17 citations83
US7281783B2Oct 16, 2007

Fluid ejection device

HEWLETT PACKARD DEVELOPMENT CO6 citations72
US6902331B1Jun 7, 2005

Method and apparatus for secure printing

HEWLETT PACKARD DEVELOPMENT CO4 citations61
US7695112B2Apr 13, 2010

Fluid ejection device

HEWLETT PACKARD DEVELOPMENT CO1 citations50
US7144166B2Dec 5, 2006

System for secure printing

HEWLETT PACKARD DEVELOPMENT CO0 citations50

PITNEY BOWES INC

2 patents
US4730197AMar 8, 1988

Impulse ink jet system

PITNEY BOWES INC218 citations98
US4680595AJul 14, 1987

Impulse ink jet print head and method of making same

PITNEY BOWES INC247 citations98

HEWLETT PACKARD CO

1 patent
US5912685AJun 15, 1999

Reduced crosstalk inkjet printer printhead

HEWLETT PACKARD CO46 citations91