Granted Patent
Utility
US 6,818,934 · App. 10/603,727
Image sensor having micro-lens array separated with trench structures and method of making
Inventor:
Katsumi Yamamoto
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Jun 24, 2003
Inventor
Katsumi Yamamoto
Assignee (at issue)
OmniVision International Holding, 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.