Granted Patent
Utility
US 6,703,603 · App. 09/996,698
Controller for optical scanner
Inventors:
Souichi Tohyama, Hiromu Hirai, Kichio Nakajima, Atsushi Sakamoto, Yaichi Okubo, Masahiro Oishi
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Nov 30, 2001
Inventors
Souichi Tohyama
Hiromu Hirai
Kichio Nakajima
Atsushi Sakamoto
Yaichi Okubo
Masahiro Oishi
Assignee (at issue)
Hitachi Via Mechanics
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.