Granted Patent
Utility
US 6,217,944 · App. 09/341,127
Automatic coating method and apparatus
Inventors:
Osamu Yoshida, Hidetsugu Matsuda
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Jul 12, 1999
Inventors
Osamu Yoshida
Hidetsugu Matsuda
Assignee (at issue)
ABB K.K.
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.