Granted Patent
Utility
US 6,594,087 · App. 09/934,074
Zoom lens
Inventors:
Tsutomu Uzawa, Shinichi Mihara, Yuko Kobayashi
Patented Case
View Patent ↗
Granted: Jul 15, 2003
Filed: Aug 22, 2001
Inventors
Tsutomu Uzawa
Shinichi Mihara
Yuko Kobayashi
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.