Granted Patent
Utility
US 5,369,397 · App. 07/874,394
Adaptive fire detector
Inventor:
Jacob Y. Wong
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Apr 27, 1992
Inventor
Jacob Y. Wong
Assignee (at issue)
Gaztech International 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.