Granted Patent
Utility
US 6,115,133 · App. 09/148,702
Printer driver
Inventor:
Masaki Watanabe
Patented Case
View Patent ↗
Granted: Sep 5, 2000
Filed: Sep 4, 1998
Inventor
Masaki Watanabe
Assignee (at issue)
NEC CORPORATION
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.