Granted Patent
Utility
US 6,734,352 · App. 10/294,082
Photoelectric conversion device
Inventors:
Masahiro Hirata, Tsuyoshi Otani, Yuko Tawada
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Nov 13, 2002
Inventors
Masahiro Hirata
Tsuyoshi Otani
Yuko Tawada
Assignees (at issue)
NIPPON SHEET GLASS COMPANY, LIMITED
KANEKA CORPORATION
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.