Granted Patent
Utility
US 6,201,241 · App. 09/461,826
Organic substance analyzer
Inventor:
Hirotami Koike
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Dec 15, 1999
Inventor
Hirotami Koike
Assignee (at issue)
TOPCON 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.