Granted Patent
Utility
US 6,489,643 · App. 09/340,750
Photodiode having a plurality of PN junctions and image sensor having the same
Inventors:
Ju-Il Lee, Myung-Hwan Cha, Nan-Yi Lee
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Jun 28, 1999
Inventors
Ju-Il Lee
Myung-Hwan Cha
Nan-Yi Lee
Assignee (at issue)
SK hynix Inc.
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.