Granted Patent
Utility
US 6,704,538 · App. 09/922,835
Color image forming apparatus and color toner
Inventors:
Yasushige Nakamura, Shinichi Yaoi, Tomoaki Tanaka, Yoshimichi Katagiri
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Aug 7, 2001
Inventors
Yasushige Nakamura
Shinichi Yaoi
Tomoaki Tanaka
Yoshimichi Katagiri
Assignee (at issue)
FUJI XEROX 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.