Granted Patent
Utility
US 6,809,358 · App. 10/648,129
Photoconductor on active pixel image sensor
Inventors:
Tzu-Chiang Hsieh, Calvin Yi-Ping Chao
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Aug 26, 2003
Inventors
Tzu-Chiang Hsieh
Calvin Yi-Ping Chao
Assignee (at issue)
e-Phocus
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.