Granted Patent
Utility
US 6,143,245 · App. 09/268,420
Apparatus for near simultaneous chemiluminescent sulfur and nitrogen detection
Inventors:
Xinwei Yan, Eugene Malcolm Fujinari
Patented Case
View Patent ↗
Granted: Nov 7, 2000
Filed: Mar 15, 1999
Inventors
Xinwei Yan
Eugene Malcolm Fujinari
Assignee (at issue)
Antek Instruments, LP
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.