Granted Patent
Utility
US 5,235,426 · App. 07/819,115
Solid state image sensing device having no field isolation layer
Inventor:
Katsuhiko Shibusawa
Patented Case
View Patent ↗
Granted: Aug 10, 1993
Filed: Jan 10, 1992
Inventor
Katsuhiko Shibusawa
Assignee (at issue)
OKI ELECTRIC INDUSTRY 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.