Assignee
DIAGRAPH CORP
US·9 granted patents·514 citations·filing 1986–1996
Top patents by PatentIndex Score
9 records- 0195US4723131APrinthead for ink jet printing apparatusDIAGRAPH CORP·Filed 1986·Granted Feb 2, 1988·238 cites·6 claims
- 0290US4792817AInk jet printing systemsDIAGRAPH CORP·Filed 1986·Granted Dec 20, 1988·61 cites·16 claims
- 0388US5512343ALabel assemblyDIAGRAPH CORP·Filed 1994·Granted Apr 30, 1996·75 cites·20 claims
- 0478US4924241APrinthead for ink jet printing apparatusDIAGRAPH CORP·Filed 1989·Granted May 8, 1990·40 cites·32 claims
- 0569US5825375AInk jet system with serial data printheadsDIAGRAPH CORP·Filed 1996·Granted Oct 20, 1998·26 cites·13 claims
- 0668US5917508APiezoelectric ink jet printing systemDIAGRAPH CORP·Filed 1996·Granted Jun 29, 1999·23 cites·5 claims
- 0768US5907339AInk jet printhead having solenoids controlling ink flowDIAGRAPH CORP·Filed 1994·Granted May 25, 1999·32 cites·12 claims
- 0853US5606349AInk jet system with serial data printheadsDIAGRAPH CORP·Filed 1994·Granted Feb 25, 1997·18 cites·23 claims
- 0917US5767883AInk jet printing systemDIAGRAPH CORP·Filed 1994·Granted Jun 16, 1998·1 cites·15 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →