Granted Patent
Utility
US 6,117,373 · App. 09/039,259
Process for forming a furnace wall
Inventors:
Otojiro Kida, Eri Suzuki, Yasushi Ono
Patented Case
View Patent ↗
Granted: Sep 12, 2000
Filed: Mar 16, 1998
Inventors
Otojiro Kida
Eri Suzuki
Yasushi Ono
Assignee (at issue)
Asashi Glass Company Limited
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.