Granted Patent
Utility
US 5,423,608 · App. 08/225,395
Mixing apparatus with vortex generating devices
Inventors:
Yau-Pin Chyou, Adnan Eroglu
Patented Case
View Patent ↗
Granted: Jun 13, 1995
Filed: Apr 8, 1994
Inventors
Yau-Pin Chyou
Adnan Eroglu
Assignee (at issue)
ABB Management AG
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.