Granted Patent
Utility
US 6,206,498 · App. 09/325,409
Ink purge apparatus, ink purging method nozzle wiping apparatus and wiping method in printer
Inventors:
Norimasa Kondo, Yasuo Takano, Kazuo Sugano
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Jun 4, 1999
Inventors
Norimasa Kondo
Yasuo Takano
Kazuo Sugano
Assignee (at issue)
Hitachi Koki Co., Ltd.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.