Granted Patent
Utility
US 6,469,740 · App. 09/017,215
Physical quantity distribution sensor and method for driving the same
Inventors:
Takao Kuroda, Masayuki Masuyama
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Feb 2, 1998
Inventors
Takao Kuroda
Masayuki Masuyama
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.