Granted Patent
Utility
US 5,458,917 · App. 08/078,034
Continuous surface treating method and apparatus with inline centrifugal separator
Inventors:
Tsutomu Motohashi, Masahiro Kojima, Fujio Mikami, Kiyotada Yasuhara, Kageki Fujimoto
Patented Case
View Patent ↗
Granted: Oct 17, 1995
Filed: Jun 18, 1993
Inventors
Tsutomu Motohashi
Masahiro Kojima
Fujio Mikami
Kiyotada Yasuhara
Kageki Fujimoto
Assignees (at issue)
Showa Aluminum Corp.
NIPPON PAINT HOLDINGS 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.