Granted Patent
Utility
US 5,961,374 · App. 08/905,112
Method and apparatus of polishing end surfaces of rod-shaped members
Inventors:
Kouji Minami, Hiroyuki Tokita, Muneo Kawasaki, Nobuo Suzuki
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Aug 1, 1997
Inventors
Kouji Minami
Hiroyuki Tokita
Muneo Kawasaki
Nobuo Suzuki
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.