Granted Patent
Utility
US 6,704,151 · App. 10/191,133
Optical unit and method for assembling the same
Inventors:
Osamu Nishimura, Hideto Yamashita
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Jul 9, 2002
Inventors
Osamu Nishimura
Hideto Yamashita
Assignee (at issue)
Olympus Optical 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.