Granted Patent
Utility
US 6,284,047 · App. 09/380,587
Rotary atomizing head type coating device
Inventors:
Osamu Yoshida, Akihiko Arichi
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Sep 9, 1999
Inventors
Osamu Yoshida
Akihiko Arichi
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.