Granted Patent
Utility
US 6,314,877 · App. 09/604,575
Printer
Inventor:
Hironobu Takasawa
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Jun 27, 2000
Inventor
Hironobu Takasawa
Assignee (at issue)
Tohoku Ricoh 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.