Granted Patent
Utility
US 5,875,804 · App. 08/877,008
Substrate treating apparatus
Inventors:
Masato Tanaka, Teruyuki Kobayashi
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Jun 16, 1997
Inventors
Masato Tanaka
Teruyuki Kobayashi
Assignee (at issue)
DAINIPPON SCREEN MFG. CO., LTD.
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.