Granted Patent
Utility
US 6,449,105 · App. 09/667,295
Image pickup lens system
Inventor:
Satoshi Dou
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Sep 22, 2000
Inventor
Satoshi Dou
Assignee (at issue)
Milestone 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.