Granted Patent
Utility
US 6,281,497 · App. 09/351,506
Radioactive ray detecting device
Inventor:
Hiroyuki Suzuki
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Jul 12, 1999
Inventor
Hiroyuki Suzuki
Assignee (at issue)
SEIKO INSTRUMENTS 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.